Pregunta 1
Pregunta 1 · D3Bloom: UnderstandA football match in a Honduran city is called off in the middle of the afternoon.
The match was cancelled ____ heavy rain flooded the pitch.
Elige una opción para comprobar tu respuesta.
Respuesta correcta: A) because
💡 Explicación
'Because' links an effect to its cause. The rain caused the cancellation, so the reason follows the connector in a second clause.
Ver respuesta
Respuesta correcta: A) because
- A) becauseCorrect! 'because' introduces the cause that explains the cancellation.
- B) although'although' introduces a contrast, and no contrasting fact is given here.
- C) unless'unless' states a condition that would stop the rain, not a reason for the cancellation.
- D) so'so' presents a result, but this sentence already gives the reason, not a consequence.
💡 Explicación
'Because' links an effect to its cause. The rain caused the cancellation, so the reason follows the connector in a second clause.
Pregunta 2
Pregunta 2 · D3Bloom: ApplyTorrential rain blocks the main road of a town in the valley.
The roads were flooded, ____ the school closed for two days.
Elige una opción para comprobar tu respuesta.
Respuesta correcta: B) so
💡 Explicación
Result connectors such as 'so', 'therefore' and 'consequently' point forward from a fact to what follows from it.
Ver respuesta
Respuesta correcta: B) so
- A) because'because' would ask for the reason of the flood, and the sentence is already giving a consequence.
- B) soCorrect! 'so' shows the result that follows from the first clause.
- C) although'although' would need a contrast, but nothing opposes the flood.
- D) unless'unless' needs a negative clause in the other direction, which the sentence does not have.
💡 Explicación
Result connectors such as 'so', 'therefore' and 'consequently' point forward from a fact to what follows from it.
Pregunta 3
Pregunta 3 · D3Bloom: ApplyA traveller tells a friend about the plan for the moment of landing.
I will send you a message ____ I arrive at the airport.
Elige una opción para comprobar tu respuesta.
Respuesta correcta: C) as soon as
💡 Explicación
'As soon as' is a time connector: the second clause happens immediately after the first one is complete.
Ver respuesta
Respuesta correcta: C) as soon as
- A) even though'even though' introduces a concession, and the sentence states no opposition.
- B) in spite of'in spite of' is followed by a noun or a gerund, not by a clause with a subject and a verb.
- C) as soon asCorrect! 'as soon as' joins two present or future events, with the earlier one acting as the trigger.
- D) so that'so that' states a purpose, but the message is not a goal that the arrival produces.
💡 Explicación
'As soon as' is a time connector: the second clause happens immediately after the first one is complete.
Pregunta 4
Pregunta 4 · D4Bloom: AnalyzeA school day begins with a bell that sometimes fails to sound.
____ the alarm did not ring, every student reached class on time.
Elige una opción para comprobar tu respuesta.
Respuesta correcta: D) although
💡 Explicación
'Although' sets an expectation and then breaks it. The alarm should have caused lateness, yet the class was punctual.
Ver respuesta
Respuesta correcta: D) although
- A) because'because' would make the failed alarm the reason the students were on time, and it is not.
- B) so'so' would make the students on time a result, and no cause is given here.
- C) unless'unless' requires a negative clause after it, and the clause here is positive.
- D) althoughCorrect! 'although' introduces a fact that is expected to prevent the main clause, which is the classic concessive use.
💡 Explicación
'Although' sets an expectation and then breaks it. The alarm should have caused lateness, yet the class was punctual.
Pregunta 5
Pregunta 5 · D4Bloom: AnalyzeA student checks the clock before the last bus leaves the town.
You will miss the last bus ____ you leave the school now.
Elige una opción para comprobar tu respuesta.
Respuesta correcta: A) unless
💡 Explicación
'Unless' is followed by a negative clause and means 'if not'. Here the bus is caught only if the student leaves now.
Ver respuesta
Respuesta correcta: A) unless
- A) unlessCorrect! 'unless' states the only condition that would stop the result in the main clause.
- B) although'although' introduces a concession, and the sentence presents a condition instead.
- C) because'because' would need a reason for missing the bus, and no reason is offered.
- D) so that'so that' states a purpose, but leaving now is not presented as a goal.
💡 Explicación
'Unless' is followed by a negative clause and means 'if not'. Here the bus is caught only if the student leaves now.
Pregunta 6
Pregunta 6 · D4Bloom: AnalyzeA visitor addresses a full auditorium during an open house at a school.
She spoke very slowly ____ every student in the hall could hear her.
Elige una opción para comprobar tu respuesta.
Respuesta correcta: B) so that
💡 Explicación
'So that' marks purpose. The intention behind the slow, clear voice is that every listener understands the message.
Ver respuesta
Respuesta correcta: B) so that
- A) even if'even if' introduces a concession, and no unexpected obstacle is mentioned.
- B) so thatCorrect! 'so that' introduces a purpose: the slow voice was the means and comprehension the goal.
- C) in case'in case' introduces a precaution against a possible event, and no risk is described.
- D) as long as'as long as' introduces a condition, but the hearing is not stated as a requirement.
💡 Explicación
'So that' marks purpose. The intention behind the slow, clear voice is that every listener understands the message.
Pregunta 7
Pregunta 7 · D4Bloom: EvaluateA group is ready to photograph the school parade with a digital camera.
The battery is completely empty; ____ we will not be able to take the picture.
Elige una opción para comprobar tu respuesta.
Respuesta correcta: C) otherwise
💡 Explicación
'Otherwise' links a problem to the consequence that arrives if the problem is ignored, which is exactly the warning here.
Ver respuesta
Respuesta correcta: C) otherwise
- A) moreover'moreover' adds extra information of the same value, and no addition is made here.
- B) however'however' contrasts two facts, but both clauses agree that the camera is useless.
- C) otherwiseCorrect! 'otherwise' states the bad alternative if the problem is not solved.
- D) therefore'therefore' states a result, and the sentence is presenting a warning rather than a conclusion.
💡 Explicación
'Otherwise' links a problem to the consequence that arrives if the problem is ignored, which is exactly the warning here.
Pregunta 8
Pregunta 8 · D4Bloom: ApplyA match is played outdoors although the forecast promised storms.
____ the heavy rain, the football match went ahead on time.
Elige una opción para comprobar tu respuesta.
Respuesta correcta: D) despite
💡 Explicación
'Despite' is followed by a noun phrase or a gerund, never by a full clause. The concession is expected to stop the match.
Ver respuesta
Respuesta correcta: D) despite
- A) because of'because of' must also be followed by a noun, but it would reverse the logic and explain the match, not contrast it.
- B) so that'so that' introduces a purpose and needs a result clause, which is not present.
- C) unless'unless' needs a negative clause, and the second clause here is positive and surprising.
- D) despiteCorrect! 'despite' is a preposition and is followed directly by the noun 'the heavy rain'.
💡 Explicación
'Despite' is followed by a noun phrase or a gerund, never by a full clause. The concession is expected to stop the match.
Pregunta 9
Pregunta 9 · D3Bloom: EvaluateA traveller compares two small hotels in a colonial town.
The guesthouse is very cheap. ____, it is a long walk from the main square.
Elige una opción para comprobar tu respuesta.
Respuesta correcta: A) however
💡 Explicación
'However', 'nevertheless' and 'yet' link two clauses that disagree. Here a good price is cancelled by a bad location.
Ver respuesta
Respuesta correcta: A) however
- A) howeverCorrect! 'however' marks a contrast between the low price and the inconvenient distance.
- B) therefore'therefore' would make the distance a result of the price, which is not the relationship here.
- C) moreover'moreover' would add a supporting detail, and the second clause weakens The third one.
- D) otherwise'otherwise' needs a negative or alternative second clause, and this clause is a plain statement.
💡 Explicación
'However', 'nevertheless' and 'yet' link two clauses that disagree. Here a good price is cancelled by a bad location.
Pregunta 10
Pregunta 10 · D4Bloom: AnalyzeA teacher asks students about the hour in which they study best.
Some students revise at night, ____ others prefer to work in the morning.
Elige una opción para comprobar tu respuesta.
Respuesta correcta: B) whereas
💡 Explicación
'Whereas' contrasts two parallel clauses and makes the difference between them explicit and easy to hear.
Ver respuesta
Respuesta correcta: B) whereas
- A) so that'so that' would present a purpose, and no goal is stated in the second clause.
- B) whereasCorrect! 'whereas' contrasts two habits of the same group of students.
- C) because'because' would need one habit to explain the other, and they are simply different.
- D) unless'unless' needs a negative clause, and the second clause is positive.
💡 Explicación
'Whereas' contrasts two parallel clauses and makes the difference between them explicit and easy to hear.
Pregunta 11
Pregunta 11 · D3Bloom: ApplyA high school student chooses an extracurricular activity for the next term.
She joined the debate club ____ improve her spoken English.
Elige una opción para comprobar tu respuesta.
Respuesta correcta: C) in order to
💡 Explicación
'In order to', 'so as to' and 'to' all express purpose. Here the club membership is the means and the fluency the aim.
Ver respuesta
Respuesta correcta: C) in order to
- A) in addition to'in addition to' adds a second item and would need a noun phrase before the verb.
- B) in charge of'in charge of' expresses responsibility for something and does not introduce a purpose.
- C) in order toCorrect! 'in order to' introduces a purpose, and improving her English is the goal of joining.
- D) in front of'in front of' is a position expression and has no grammatical link to a purpose clause.
💡 Explicación
'In order to', 'so as to' and 'to' all express purpose. Here the club membership is the means and the fluency the aim.
Pregunta 12
Pregunta 12 · D5Bloom: AnalyzeStudents describe their feelings in the minutes before a difficult test.
The students were nervous, ____ they finished the exam calmly.
Elige una opción para comprobar tu respuesta.
Respuesta correcta: D) neither ... nor
💡 Explicación
'Neither ... nor' is the correlative for negative clauses and keeps a single negative sense across both halves.
Ver respuesta
Respuesta correcta: D) neither ... nor
- A) both ... and'both ... and' needs two positive elements, and the second clause is not part of a positive pair.
- B) either ... or'either ... or' offers a choice, and no alternative is being selected here.
- C) not only ... but also'not only ... but also' needs a negative first element, which is missing.
- D) neither ... norCorrect! 'neither ... nor' joins two negative ideas and matches the negative adjective 'nervous'.
💡 Explicación
'Neither ... nor' is the correlative for negative clauses and keeps a single negative sense across both halves.
Pregunta 13
Pregunta 13 · D4Bloom: ApplyTwo siblings describe how they spent the same evening at home.
Luis studied for two hours; ____ his sister prepared dinner.
Elige una opción para comprobar tu respuesta.
Respuesta correcta: A) meanwhile
💡 Explicación
'Meanwhile' and 'at the same time' mark simultaneity between two separate actions of different subjects.
Ver respuesta
Respuesta correcta: A) meanwhile
- A) meanwhileCorrect! 'meanwhile' links two actions happening at the same time in different places.
- B) therefore'therefore' would make the dinner a result of the studying, which is not stated.
- C) otherwise'otherwise' would warn about an alternative, and no problem is described.
- D) whereas'whereas' would contrast the two actions, but the sentence states that they simply coincide.
💡 Explicación
'Meanwhile' and 'at the same time' mark simultaneity between two separate actions of different subjects.
Pregunta 14
Pregunta 14 · D3Bloom: ApplyPassengers wait on the tarmac while a storm passes over the departure city.
The flight was delayed for three hours ____ a storm in Chicago.
Elige una opción para comprobar tu respuesta.
Respuesta correcta: B) because of
💡 Explicación
'Because of' takes a noun phrase; 'because' takes a clause. A noun such as 'a storm' requires the prepositional form.
Ver respuesta
Respuesta correcta: B) because of
- A) because'because' is followed by a full clause with a verb, and only a noun phrase is available here.
- B) because ofCorrect! 'because of' is followed by a noun, and 'a storm' is the cause of the delay.
- C) reason of'reason of' is not an expression of cause in English; the correct noun is 'reason for'.
- D) cause of'cause of' could name a cause only in a different construction, and the sentence structure does not allow it.
💡 Explicación
'Because of' takes a noun phrase; 'because' takes a clause. A noun such as 'a storm' requires the prepositional form.
Pregunta 15
Pregunta 15 · D4Bloom: ApplyA teacher reminds students what to take for a walking tour in the hills.
Carry an umbrella ____ the weather changes, you can open it.
Elige una opción para comprobar tu respuesta.
Respuesta correcta: C) in case
💡 Explicación
'In case' and 'just in case' are the standard connectives of precaution before an uncertain event.
Ver respuesta
Respuesta correcta: C) in case
- A) so that'so that' presents a purpose, and the umbrella is not aimed at any result here.
- B) even though'even though' would need a concession, but the clause describes a neutral possibility.
- C) in caseCorrect! 'in case' introduces a precaution against a possible future situation.
- D) as far as'as far as' introduces a limit or a measure of distance, which the sentence does not express.
💡 Explicación
'In case' and 'just in case' are the standard connectives of precaution before an uncertain event.
Pregunta 16
Pregunta 16 · D5Bloom: AnalyzeA student describes the timing of two events on the same evening.
Hardly had she arrived home ____ the telephone rang.
Elige una opción para comprobar tu respuesta.
Respuesta correcta: D) when
💡 Explicación
'Hardly ... when' is a fixed pair. The inverted 'had' clause carries the inversion that the pair requires.
Ver respuesta
Respuesta correcta: D) when
- A) than'than' belongs to comparative structures such as 'hardly ... than', which is not the standard form here.
- B) then'then' is an adverb of sequence and cannot follow 'hardly had she arrived' in this construction.
- C) since'since' marks a starting point in the past and does not pair with the inverted 'hardly had' clause.
- D) whenCorrect! 'when' completes the pair 'hardly ... when', which links two events in time.
💡 Explicación
'Hardly ... when' is a fixed pair. The inverted 'had' clause carries the inversion that the pair requires.
Pregunta 17
Pregunta 17 · D4Bloom: AnalyzeA classmate lends study material to another student before a test.
You may borrow my notes ____ you give them back tomorrow.
Elige una opción para comprobar tu respuesta.
Respuesta correcta: A) as long as
💡 Explicación
'As long as' and 'provided that' both mean 'only if'. The permission is valid exactly while the condition holds.
Ver respuesta
Respuesta correcta: A) as long as
- A) as long asCorrect! 'as long as' states the condition on which the permission depends.
- B) as soon as'as soon as' marks a moment in time, and returning the notes is not given as a time limit.
- C) even though'even though' introduces a concession, and the clause sets a condition instead.
- D) as far as'as far as' introduces a limit such as distance or progress, which is absent here.
💡 Explicación
'As long as' and 'provided that' both mean 'only if'. The permission is valid exactly while the condition holds.
Pregunta 18
Pregunta 18 · D4Bloom: EvaluateAn academic office informs candidates about an examination that has been moved.
The university exam was postponed; ____, the new date will be announced on Monday.
Elige una opción para comprobar tu respuesta.
Respuesta correcta: B) therefore
💡 Explicación
'Therefore' and 'thus' signal consequence. The announcement about the date is the logical continuation of the postponement.
Ver respuesta
Respuesta correcta: B) therefore
- A) otherwise'otherwise' would offer the opposite case, and no alternative is described.
- B) thereforeCorrect! 'therefore' presents the next logical step that follows from the postponement.
- C) even so'even so' introduces a concession, and the clause agrees with the postponement instead.
- D) on the other hand'on the other hand' needs a previous viewpoint to contrast, which a single statement cannot provide.
💡 Explicación
'Therefore' and 'thus' signal consequence. The announcement about the date is the logical continuation of the postponement.
Pregunta 19
Pregunta 19 · D3Bloom: ApplyA teacher describes the two parts of a short class assessment.
____ the grammar test, the class also has a short writing task.
Elige una opción para comprobar tu respuesta.
Respuesta correcta: C) in addition to
💡 Explicación
'In addition to' and 'as well as' both add information. A preposition of place cannot perform that function.
Ver respuesta
Respuesta correcta: C) in addition to
- A) in charge of'in charge of' expresses who is responsible for something, and no task is assigned here.
- B) in front of'in front of' is a preposition of position and cannot introduce an added item.
- C) in addition toCorrect! 'in addition to' adds a second element of the same kind to the one already named.
- D) in spite of'in spite of' introduces a contrast, and the second task does not oppose the test.
💡 Explicación
'In addition to' and 'as well as' both add information. A preposition of place cannot perform that function.
Pregunta 20
Pregunta 20 · D3Bloom: EvaluateExaminees arrive at a school after a delayed urban bus.
The bus was late, ____ everyone reached the examination room before nine o'clock.
Elige una opción para comprobar tu respuesta.
Respuesta correcta: D) but
💡 Explicación
'But' is the shortest contrastive connector. It links two facts whose combination surprises the reader.
Ver respuesta
Respuesta correcta: D) but
- A) because'because' would make the lateness the cause of the punctual arrival, which reverses the logic.
- B) so that'so that' introduces a purpose, and no intention is described.
- C) in case'in case' introduces a precaution, and the second clause states an accomplished fact.
- D) butCorrect! 'but' contrasts the delay of the bus with the punctual arrival of the candidates.
💡 Explicación
'But' is the shortest contrastive connector. It links two facts whose combination surprises the reader.