细心的朋友会发现，老师在讲解基础内容之后，总是给我们补充一些课外例、习题，这是大有裨益的，威廉希尔app 初中频道为大家准备了九年级英语上册第七单元同步练习题，欢迎阅读与选择!

A. When dolphins swim, they move their tails up and down.

B. Then some dolphins swam around the man, keeping the shark away so he could reach the land.

C. The ancient Greeks put pictures of them on coins and walls.

D. They are so clever that they can learn how to do tricks, such as  throwing balls through baskets.

E. They also use these sounds to communicate with one another.

1. ________     2. ________    3. ________

4. ________     5. ________

精品小编为大家提供的九年级英语上册第七单元同步练习题，就到这里了，愿大家都能在新学期努力，丰富自己，锻炼自己。

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