Open the brackets: Helen and Boris (know - 3) each other

Open the brackets: Helen and Boris (know - 3) each other since they (move - 4) to Moscow.

1. How long are you (wait - waiting1) for me here? Dont worry, I have just (come - 2).

2. Helen and Boris (know - 3) each other since they (move - 4) to Moscow.

3. Why are you (laugh -laughing5), Peter? Nick is (tell - telling 6) anecdotes.

4. You (look - 7) tired, (arent - 8 ) you? Yes. I (translate translated 9) a very long article. I (finish - 10) it only a few minutes ago.

5. We (go 11) on an excursion if we (pass 12) the exams successfully.

6. I (believe - 13), my sister (go - 14) to the cinema already, though she (see - 15) the film twice.

7. When my Dad (come came16) home yesterday I was (watch watching 17) TV. There was (be 18) a new horror film on.

8. Martha (break 19) her leg while she (ski 20) in the Alps. Thats why now she (think 21) of going to a safer place next year.

9. Here you (be 22) at last! Where you (be 23) all the time? I (wait 24) for my brother.

10. I (speak 25) to him several times in the evening, but she (read 26) and (not hear 27) me.