Question 1
Scenario:
Yesterday, the police arrested the thief.
Correct Answer: b) The thief was arrested by the police yesterday.
Active to passive: The object (the thief) becomes the subject. Past simple passive: was arrested.
Question 2
Scenario:
A new park opened in the city last week.
Correct Answer: a) They opened a new park in the city last week.
Passive to active: Add a general subject "they" and use active verb "opened".
Question 3
Scenario:
Someone stole Maria's car last night.
Correct Answer: a) Maria's car was stolen last night.
Active to passive: The object (Maria's car) becomes subject. Agent "someone" is omitted (unknown). Use: was stolen.
Question 4
Scenario:
A famous artist painted this mural in 2015.
Correct Answer: c) This mural was painted by a famous artist in 2015.
Active to passive: The object (this mural) becomes subject. Include agent "by a famous artist". Use: was painted.
Question 5
Scenario:
The secretary didn't send the emails.
Correct Answer: a) The emails weren't sent by the secretary.
Negative active to passive: Use weren't + past participle. "Didn't" is not used in passive voice.
Question 6
Scenario:
The company will announce the results tomorrow.
Correct Answer: b) The results will be announced tomorrow.
Future active to passive: Use will be + past participle. Must include "be" after "will".
Question 7
Scenario:
Someone is repairing the road this week.
Correct Answer: a) The road is being repaired this week.
Present continuous active to passive: Use is being + past participle for actions in progress.
Question 8
Scenario:
People speak English in many countries.
Correct Answer: b) English is spoken in many countries.
Present simple active to passive: Use is/are + past participle. Agent "people" is omitted (obvious/general).
Question 9
Scenario:
They are cleaning the office now.
Correct Answer: b) The office is being cleaned now.
Present continuous active to passive: Use is being + past participle. "Now" indicates action in progress.
Question 10
Scenario:
The manager explained the plan very clearly.
Correct Answer: b) The plan was explained very clearly by the manager.
Active to passive: The object (the plan) becomes subject. Must include "was" before past participle. Adverb stays in same position.