Раскройте скобки:

100*(47a+93b-78)

(23z-81+42t)*3

решите уравнение:(х+6)(х-7)=-х+7

выносит-разобрать слово по составу.

1. He (to leave) school two years ago but he (to get) a job yet.

2. I (to be) ill the day before yesterday, so I (not to go) to school.

3.  - When you (to start) work?

 - Ten years ago.

 - How long you (to work) in this office?

 - For five years.

4. You (to be) to Spain?

5. Brazil (to win) the football World Cup in 1994.

6. You ever (to see) a ghost?

7. She (to study) English for five years so now she can speak English very well.

8. We (to be) to Moscow. We (to go) there on holiday last week.

9. I (to be) very busy lately.

10. I (to have) a wonderful time there last year.

11. She never (to taste) muesli before.

12. He never (to hear) such a funny story.

нужно раскрыть скобки в Past  Simple или Present Perfect.