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题型：单选题题类：常考题难易度：普通

北师大版高中英语高二下册模块7 Unit 19单元测试

We must __________ that the experiment is controlled as rigidly as possible.

A、propose B、secure C、ensure D、issue

举一反三

Mike didn't play football yesterday because he had ________his leg.

Luckily，the accident didn't ______ much damage to both of the two cars.

This book is said to be the special one, which ________ many events not found in other books.

The hero's sacrifices for the county were never officially ______, which made all of us feel discouraged.

—In this day and age, women can have children and jobs as well.

—I can't agree more. It's great to have the two ________.

用本单元出现的单词或短语的正确形式替换画线部分，保持句意不变。

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