2.①We play soccer every day.
③It is raining now.
3.B: rained /didn’t rain / is A: is snowing / looks
4.①Why are you going to bed?
②Where did you go on vacation?
③What were you doing at 10:00 last night?
④Why are you so nervous?
5.①I have ever seen
②I have ever been
③I have never gone
6.①She hasn’t swum
③I haven’t eaten
④She has been
7.①A: How long have you been working on the car?
B: I have been working for almost two hours.
②A: How many letters has Mark finished?
B: He has written six letters so far.
③A: How long have you been doing homework?
B: I have been studying since breakfast.
④A: How many times have you played card this week?
B: I have played three times.
8.①for two hours
②a long time ago
③since I went to the doctor’s
9.①No,She was looking in shop windows
②He had been sitting in traffic for two hours
③He had been expecting it for months
10.①have been looking
②had never been
③had been buying
11.例: I had swum at swimming school for five years.