Ответ:

4)

1. Has Andris Rose become a doctor yet ?

2. Tom has gone to work in a laboratory for three month. ( эти три месяца еще продолжаются)

3. We have recently  heard the broadcast.

4. I have seen Helen walking to the bank this week. ( эта неделя еще не закончилась)

5. Ivan has already graduated from the institute.

6. She has tidied her room this morning (это утро еще продолжается)

7. Martin has put on his blue sweater and gone skiing.

8. I haven't bought any sweets lately.

5)

1. leave

2. repaired

3. to type

4. call

5. painted

6. written

7. lie

8. sent

9. cut

10. to sign

11. leave

12. to wash

13. fixed

14. published

15. to find (можно и без to)

Объяснение: