8. —Must I clean the room now?—No, you _______. You can do it tomorrow.

44.It’s ______ me whether he stays or goes home to his parents.

38. We ______ his invitation without thinking twice.

14.—The radio ______ that there will be another heavy rain in Guangdong.—Too bad. It has rained for the whole week.

可逆性在儿童思维发展所有特征中是最重要的。

15.James, I’m too tired. Let’s stop _______ a rest.

13. I got a beautiful bike on ______ birthday. I like it very much.

25.Oh, dear! The door is not big enough for us to carry the sofa _______!

49. They especially need to communicate well with people, which I believe I’m good at. 

47. By 1996, intelligence and education moved up to No. 5 on men’s ranking of desirable qualities in a mate.

2. —Thank goodness! They finally realized the importance of stopping the spread of the disease.—________.

42.He’s very healthy for a man of ______.