题目内容
3. (human) cut down too many trees and kill too many animals.
3. Humans
② 猎豹跑得比人快几倍。
A cheetah runs several a man.
2. 他的妈妈三年前死于疾病。
His mother three years ago.
2. 大约20个学生已经完成了作业。
20 students have finished their homework.
2. 我们必须停止向海洋里倒垃圾。
We must rubbish the sea.
3. The actress is already 50 ,but she looks than she really is.
A. young B. more young
C. more younger D. much younger
1. The tiger is one of (dangerous) animals in the world.
6. 自然界;大自然(n.)
7. 巨大的;极多的(adj.)
1. — you (finish) your homework yet?
—Sorry,I haven’t.
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