题目内容
2. The air in mountain areas is (good) than that in big cities.
2. better
() 7. — Look,what have you done?
—Sorry. I think if I another chance,I'll do it better.
A. give B. will be given
C. am given D. will give
2. You should (归还) the books to the library as soon as possible.
3. 海豚利用声音相互沟通。
Dolphins use sound to each other.
2. We need a large open (空地) to play football.
() 3. — Anna,have you seen Where are we going,Dad"!
—Of course. I it last weekend.
A. never;saw B. ever; have seen C. never;have seen D. ever;saw
3. 你的家乡过去几年改变了很多吗？
your hometown in the past few years?
2. I have learned a lot about Chinese culture (recent) .
() 11. — I have finished my homework. What about you?
—I finished it .
A. just;just B. just now;just now
C. just;just now D. just now;just
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