What (did she do/was she doing) at 8 p.m. yesterday? She (worked/was working) on her homework?
What was she doing at 8 p.m. yesterday? She was working on her homework?
25
As the baby (slept/was sleeping), his mum (decided/was deciding) to take a shower in the meantime.
As the baby was sleeping, his mum decided to take a shower in the meantime.
15
When I (walked/was walking) into the building, I (saw/was seeing) many people at the reception desk.
When I walked into the building, I saw many people at the reception desk.
25
(Did he finish/Was he finishing) all the exercises during the lesson?
Did he finish all the exercises during the lesson?
15
When his friends (visited/were visiting) him, he (revised/was revising) for his biology exam.
When his friends visited him, he was revising for his biology exam.
25
Shakespeare (wrote/was writing) many plays during his lifetime.
Shakespeare wrote many plays during his lifetime.
15
Mary (saw/was seeing) a terrible car accident while she (waited/was waiting) for a bus.
Mary saw a terrible car accident while she was waiting for a bus.
25
It (rained/was raining) heavily while we (drove/were driving) to London.
It was raining heavily while we were driving to London.
25
Kate (had/was having) long blond hair when she (was/was being) in high school.
Kate had long blond hair when she was in high school.
25
He (sent/was sending) ten emails while he (had/was having) his breakfast.
He sent ten emails while he was having his breakfast.
25
When the teacher (entered/was entering) the classroom, the students (didn't work/weren't working) in pairs. They (played/were playing) on their mobile phones.
When the teacher entered the classroom, the students weren't working in pairs. They were playing on their mobile phones.
25
We (sat/were sitting) in a restaurant when we (heard/were hearing) on the radio about the demonstration in the city centre.
We were sitting in a restaurant when we heard on the radio about the demonstration in the city centre.
25
(Did he eat/Was he eating) lunch when the boss (asked/was asking) him to come to the office?
Was he still eating lunch when the boss asked him to come to the office?
25
We (tried/were trying) to reach him all day yesterday.
We were trying to reach him all day yesterday.
15
When he (came/was coming) back from school, his mum (cooked/was cooking) dinner.
When he came back from school, his mum was cooking dinner.
25
When I (saw/was seeing) Max yesterday, he (shopped/was shopping) for clothes in the shopping centre.
When I saw Max yesterday, he was shopping for clothes in the shopping centre.