Open the brackets. Use the proper tense form.
16) As soon as the test (to be) over in class yesterday, the students (to leave) the room.
17) After Peter (to get up) at 8 o'clock, he always (to do) his morning exercises.
18) I wonder, if you (to take) part in the coming competition.
19) It's sunny today, but there's a cold wind blowing. I think you (to be) cold if you (not to put) on your coat.
20) Ask her to call up Helen as soon as she (to come) home.
21) Every time she (to be) in London, she (to call) us.
22) What you (to do) before you (to go) to bed tonight?
23) I am sure he (to be) angry if John (to come) home late again.
24) They (not to go) out last night until it (to stop) raining.
25) Before you (to leave) the room, turn the lights off.
26) Sometimes Jane has temper tantrums. When she (to get) angry, she always (to cry) and (to stamp) her feet.
27) I wonder if he (to go) to the south next summer.
28) When she (to be) a first-year student last year, she (to visit) her parents once a month.
29) If he (to keep) driving like that, he (to have) an accident.
30) Every time Mr Smith (to arrive) in Manchester two years ago, he (to stay) at this hotel.