Được rồi, sau đây là chia động từ trong ngoặc cho các câu bạn đã cho:

21. I'm afraid I (not come) **won't come** to your party next week.
22. Many people believe that they (be) **will be** rich in the future.
23. I expect I (meet) **will meet** many interesting people when I (travel) **travel** abroad next year.
24. Perhaps I (buy) **will buy** an electrical bike for my son.
25. Look out! The tree (fall) **is falling**.
26. There are dark clouds in the sky. It (rain) **is going to rain**.
27. I (buy) **am going to buy** some new clothes next week. I've saved enough money.
28. He has just won a lottery. He (travel) **is going to travel** around the world.
29. I've finished my report. I (present) **will present** it before the class next week.
30. Water (freeze) **freezes** at zero degrees.
31. The birds (fly) **fly** to the south when the winter (come) **comes**.
32. Farmers often (harvest) **harvest** their crops in August.
33. My father (not watch) **doesn't watch** TV every night.
34. Please (be) **be** quiet! I (work) **am working**.
35. Tom (learn) **is learning** his lessons and he cannot (go) **go** for a walk with his friends right now.