5, Tom saw a car running down hill.

6, I saw your sister wearing your hat.

7, Did you notice Tam doing something suspicious?

8, I heard Tom’s sister died of AIDS.

9, I heard your sister shouting “Fire!”.

10, Diana watched Tom preparing the sandwiches.

11, Did you see Brian leaving early?

12, Tom saw a car coming around the corner.

13, I felt something crawling up to my arm.

14, I watched John painting the window.

15, It was clever of him to work out the answer.

16, Marie is always careful of paying her bills regularly.

17, I noticed him crossing the road.

18, We were relieved to hear that David had arrived.

19, You are mad to throw up your job.

20, I saw Jimmy getting into his car and driving away.

21, We are disappointed that we haven’t heard from Molly.

22, She is usually quite easy to contact her at work.

23, Harry’s parents didn’t let him buy a motorbike.

24, It’s impossible for us to work in this noise.

II

1, change -> changed

2, walking -> to walk

3, to be -> be

4, to perform -> performing

5, taught -> are taught

6, is talking -> talking

7, am waiting -> have been waiting

8,to -> for

9, believes -> is believed

10, while -> when

11, was seeing -> saw

12, was calling -> called

13, putted -> put

14, talked -> were talking

15, While -> when

16, teaching -> taught