16. They came here to have a meeting on time, ________?

41.Xi’an in Northwest China’s Shanxi province has been a cultural ______ and tourist attraction.

4. I like eating fruits, ______ apples, bananas, oranges and pears.

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

40.The hot weather ______ everybody’s work.

18.—Mark, please don’t play basketball on the road. It’s very dangerous.—_______. I am going home at once.

6. —I am worried about ____I can enter a good high school or not.—Work hard and trust in yourself.

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。

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

各级各类学校的培养目标居于教育目的的第二层次，是国家教育目的在不同教育阶段、不同级别的学校、不同专业方向的具体化。

高中二年级是学生自我意识各成分发展的普遍提高阶段。