一、 听力部分（满分20分）
第一部分在下列每小题内，你将听到一个或两个句子并看到供选择的A、B、C三个选项。找出与你所听句子内容相匹配的选项。句子读一遍。（每小题1分，满分5分）
1. A. There are some trees and other plants in it.
B. The colour of the school is green.
C. The environment of the school is protected.
2. A. Waste electricity. B. Turn lights off. C. Collect waste.
3. A. Save our world. B. Yes, it is. C. Not yet.
4. A. Such as? B. Great! Let’s go! C. Guess what?
5. A. Careful. B. Careless. C. Carefully.
