The car ____ when the accident happened.

• is being repaired

• has been repaired

• will be repaired

• was being repaired

Answer explanation

The correct choice is 'was being repaired' because it indicates an ongoing action in the past, which aligns with the timing of the accident. The other options do not fit the past context of the sentence.

The instructions ____ by the teacher right now.

• were explained

• are being explained

• have been explained

• will be explained

Answer explanation

The correct choice is 'are being explained' because it indicates an action currently happening. The phrase 'right now' signals present continuous tense, which matches this option.

The documents ____ by the manager before the meeting yesterday.

• was checked

• is being checked

• will be checked

• had been checked

Answer explanation

The correct choice is 'had been checked' because it indicates that the documents were completed before the meeting yesterday, using the past perfect tense to show the action was finished prior to another past event.

The new system ____ in all offices by next month.

• will be installed

• is installed

• was installed

• has been installed

Answer explanation

The correct choice is 'will be installed' because it indicates a future action that is planned to occur by next month, aligning with the context of the sentence.

The proposal ____ by the committee right now.

• is being reviewed

• was reviewed

• has been reviewed

• will be reviewed

Answer explanation

The correct choice is 'is being reviewed' because it indicates an ongoing action currently happening, which aligns with 'right now' in the question.

The report ____ by the time we arrived.

• has been completed

• had already been completed

• is completed

• was completed currently

Answer explanation

The correct choice is 'had already been completed' because it indicates that the report was finished before our arrival, aligning with the past perfect tense needed for the context.

The suspect ____ by the police yesterday.

• is arrested

• has been arrested

• was arrested

• will be arrested

Answer explanation

The correct choice is 'was arrested' because it indicates a completed action in the past, which aligns with 'yesterday'. The other options either suggest ongoing or future actions, which do not fit the context.

The package ____ by the courier as soon as possible.

• is delivered

• has been delivered

• was delivered

• will be delivered

Answer explanation

The correct choice is 'will be delivered' as it indicates a future action. The sentence implies that the package is expected to be delivered soon, which aligns with the future tense.

The results ____ once they have been marked.

• will be announced

• are announced

• have been announced

• were announced

Answer explanation

The correct choice is 'will be announced' because it indicates a future action that will occur after the results are marked, aligning with the context of the sentence.

The streets ____ for hours before the parade started.

• are being cleaned

• was cleaned

• will be cleaned

• had been cleaned

Answer explanation

The correct choice is 'had been cleaned' because it indicates that the cleaning of the streets was completed before the parade started, fitting the past perfect tense required by the context.