Помогите пожалуйста раскрыть скобки  
1.   
Open the brackets using the verb in
the proper tense.

a)      I can’t meet you this evening, a
friend of mine (to come) __________________ to see me.

b)      When the students (to do)
_________________ the experiment, they (to write) ___________ a report on it.

c)       Was Ann there when you arrived? No,
she (to go) __________________ home.

d)      To (to read) ______________ a book
now. He (to start) _________________ 2 hours ago and (to be) _______________ on
page 53. He (to read) ________________ for 2 hours. He (to read)
________________ 53 pages.

e)      When you (to see) ________________
Davis again you (not to recognize) _____________ him.

f)       ____________ you (to watch)
______________ the new film at the local cinema?

g)      Come on. Hurry up! Ann (to be)
______________ annoyed if we (to be) ______________ late.

спасибо)

Не за что )

a) I can’t meet you this evening, a friend of mine (is coming) to see me. b) When the students (had done) the experiment, they (wrote) a report on it. ИЛИ When the students (were doing) the experiment, they (were writing) a report on it c) Was Ann there when you arrived? No, she (went) home. d) He (is reading) a book now. He (started) 2 hours ago and (is) on page 53. He (has been reading) for 2 hours. He (has read) 53 pages. e) When you (see) Davis again, you (won't recognize) him. f) (Have you watched) the new film at the local cinema? g) Come on. Hurry up! Ann (will be) annoyed if we (are) late.