надо Put the verb into the correct form.
1) Active Voice Didn't think Mary (do) very well in her exam tomorrow.
2) Mr Smith (see) a lot of people this week. 3) Computers (become) increasingly important in production processes (live) in this house for the last few months. (go) to London last week. 6) When I got to the party, Peter (go) home. 7) The customers (pay) money for our services at 3 o'clock tomorrow. 8. My friend usually (start) at
9.00. 9. Не (know) Mary since 2001. 10. This old practice of
(change) by the beginning of the next year.
b) Passive Voice.
1. A conference on these problems
(hold) now. 2. The (usually/bring at 9 a.m. every day. 3. The letter didn't (send) to my old address. 4. The test
because it (discuss) at the next meeting. 5. The machine
(test) at that moment when we arrived at the plant. 6. Two million cars (produce) so far this year. 7. America (discover) by Columbus.