III. Suply the correct form of the verbs in brackets: Present Tenses
1. think - is knocking
2. have written
3. circles
4. rains
5. have you seen
6. are saying - is talking
7. go - follows
8. has rained
9. has been
10. doesn't like - travels - has
11. am going
12. haven't seen - haven never been
13. have been waiting
14. is ringing - drives- has rung
15. has been
