Раскройте скобки, обращайте внимание на предложения-вопросы и отрицания:
1) I (to write) a letter now.
2) We (to go) to college every day except Sunday (кроме воскресенья).
3) My friend (not to live here).
4) He (to speak) English with his friends at this moment.
5) They (not to work) at the computer every day.
6) His mother (to cook) dinner now.
7) I (play) computer games at this moment yesterday.
8) Why they (read) my letters at this moment?
9) I (finish) my work by 5 o`clock today.
10) Why you (study) here now?
11) It (not to) rain now.
12) She (to live) in Magnitogorsk in 1990.
13) Mary and Steven never (to take) books from the library.
14) They (to read) these letters now?
15) They (not to watch) TV at the moment.
16) I (not to speak) Spanish.
17) What she (do) now?
18) My friend and I (write) a letter at this moment (письмо).
19) We (go) to college every day.
20) I (to go) to the cinema yesterday.
21) She usually (not to read) this book in the evening.
22) Usually I (not to take) any books from the library.
23) I already (read) this book at the library.
24) I (talk) to my friend now.
25) She (to study) at the Institute last year.
26) He (arrive) home yesterday.
27) When I came into the kitchen, my mother (to cook) a dinner.
28) I (watch) film by 8 o`clock today.
29) She (to write) this book 6 years ago.
30) I (write) a letter to my friend at 3 o`clock yesterday.