----- Nội dung dịch tự động từ ảnh -----
20. Two days ago, I (watch) a Madonna concert on TV.
21. I (spend) my summer holiday in Australia last year.
22. He (come) if you waited.
25. He usually (go) to the library when he has free time.
26. I (wash) the dishes yesterday.
27. You would have to stay in bed unless your health (improve).
28. The girls (eat) their lunch yet.
29. He (eat) at the King Power Hotel yet?
30. Your parents (read) newspapers recently?
31. I (work) for 5 weeks.
32. My teacher (teach) us for 2 days.
33. I (have) the car for a long time.
34. If she (write) more carefully, she might not have made too many mistakes.
35. How your sister (go) to school since since last summer?
26. We'll have to move upstairs if the river (rise) any higher.
37. What they (do) last winter?
38. If I find your passport I (telephone) you at once.
39. Jane (learn) English for 4 months.
40. Lan and I (be) close friends for a long time.