II. Change the following sentences with the Simple present, The present Continuos or the Preset Perfect
1.My teacher (teach) ....... English at this school for six years.
2. Listen! I (think) ....... someone (knock) ....... at the door.
3. Mr Smith (pay) ....... all of his bills at the end of the month.
4. Michael (study) ....... English for six month now.
5. It usually (rain) ....... very much in that part of the country.
7. My secretary (sit) ....... at a diffrent desk today.
8. Our present boss (work) ....... in this company all of his life.
9. Up the oresent, Geoger (do) ....... good work in this class.
10. So far, tou (make) ....... no mistakes on this exercise.
11. I (be) ....... sorry. I (forget) ....... that fellow's name already.
12. Jack (look) ....... no trouble with my English lesson up to now.
13. Michael (work) ....... thirty hours a week.
14. At present, that author (write) ....... a historical novel.
15. How long you (learn) ....... English?
16. The weather generally (get) ....... quiet hot in July and August.
17. Fred's brother just (graduate) ....... from Oxford University.
18. That brown nriefcase (belong) ....... to Dr. Rice.
19. Robert (wait) ....... for you since noon.
20. Yes, I (remember) ....... that fellow's name now.