1 . 任何由于疏忽所导致的损坏都必须由租借者赔偿。
Any damage________ ________carelessness must be paid for by the hirer.

2 . 为了找到丢失的文件，我们搜查了每一个房间。
We ________every room________ the missing papers.

3 . ——在人群中你是怎么轻易认出我的妹妹的?
——因为她穿着鲜红的裙子，十分显眼。
—How could you________ ________my sister so easily in the crowd?
—Because she stood out in her bright red dress.

4 . 一群登山者越过了边界。他们正在攀登一座高山。
________ ________ ________ ________crossed the border.
They were climbing a high mountain.

5 . 色盲人群经常发现很难区分蓝色和绿色。
Colour-blind people often find it difficult________ ________ ________ ________ ________ ________.

6 . 昨天，我和我的老同学们一起去拜访了那位掌管着一家大公司的企业家。
Yesterday I, together with my old classmates, went to visit the entrepreneur who________ ________ ________ ________a big company.

7 . 他为什么不能来？
________ ________ ________ that he can't come?

8 . Have you found ways to make waste water clean? (改为被动语态)

9 . The earthquake has killed many people. （同义句转换）
Many people ________ ________ ________ by the earthquake.

10 . — Your son is naughty.
— Eh, and in addition, he has got into some bad habits. I think I should cure him ________ them.（用适当的词填空）