III. Complete the sentences with the correct form of the verb in the brackets.
21. The number of participants (increase)_________ every week.
32. Nobody (work)_________ harder than John.
33. I think she (leave)_________ this afternoon.
34. Mumps (be)_________ an infectious disease.
35. The pens (produce)________ by Thien Long Company are usually cheap and good.
36. there (be) ________ any complaints, please phone us at this number.
37. It's the first time I (get) _________ all the answers right in a test.
38. _________ you ever (recycle) _________ things, such as bottles or paper?
39. She always (lose) ________________ her pens.
IV. Fill each gap of the following sentences with the suitable preposition.
40. You’ll get wet if you go out________ a raincoat because it is raining.
41. We’d like a walk instead________ riding a bike
42. I know. You are fed up________ this problem.
43. Some games player spend too much time________ the computer games
44. The members in the club NEW LIFE often donate warm clothes ________ the poor.
45. The New School Year often starts ........... September 5th.
