Unit 4 Wildlife Protection Grammar课时作业

Ⅰ.完成句子

　　1．你得先完成作业才能玩电脑。

　　__________before you play computer.

　　2．我看到他们昨天下午两点正在打篮球。

　　I saw them__________at 2 p．m. yesterday.

　　3．听到敲门声，这个男孩从椅子上跳了起来。

　　Hearing the knock at the door，up__________from his chair.

　　4．这座城市的南边有一个工厂。

　　South of the city__________．

　　5．我还需要2本书。

　　I still need__________．

　　答案

　　1．You are to finish your homework　2.playing basketball

　　3．jumped the boy　4.lies a factory　5.two more books

Ⅱ.单句改错

　　修改以下各题中的错误，每题不超过两处错误。每处错误仅涉及一个单词的增加、删除或修改。

　　1．In many ways，the education system in the US is not very different from it in the UK.

　　_______________________________________________________

2．By the chance I came across and article about a doctor called Lin