Поставьте глагол в present perfect или present perfect continuous

3. поставь глагол в скобках в present perfect или present perfect continuous.

1. i (have not seen) him for ages.

2. he (has been doig) his lessons since lunch.

3. i (have not heard) about him for a long time.

4. i (have been driving) since i was 17.

5. jack (has failen) his driving test three times because doesn't know how to park.

6. i think he (has made) a lot of improvement.

7. alice (has not passed) her driving test because she doesn't know the rules well.

8. she (has been worrying) about this for two months.

9. she (has been studying) the driver's manual for hours every day.

10. she (has not taken) another test yet.

11. i (have been having) a headache since i got up.

12. he is my friend, i (have known) him for a long time.

13. ivan has a stomachacke. he (has been eating) junk food all day.

14. i (have never heard) that song before.

ответ:

доктор,

язык нужен практически везде,в любой профессии,так как к вам могут прийти иностранцы..

я учу его в школе,и пытаюсь учить дома