7. 教授在几位助教的陪同下走进了报告厅。

　The professor _____ ____ lecture hall ______________ by several assistant teachers.

6.雇员们要提高工资的要求遭到雇主的拒绝。

　The employees’ demand ____ higher pays was ______ _____ by the employer.

5.自1999年开业以来，这家超市给我们带来了很大的便利。

　The supermarket has brought us great _________ since 1999, when _____　 ________.

4.申请工作时，你应当提供详细的个人资料。

　When you ______ ____ a job, you should offer your personal information ____ ____

3.我不太熟悉化学品的名称，这正是我经常在化学考试中得低分的原因。

　I am not very ______ _____ the names of _________, which is why I often get a low

　mark in Chemistry examination.

2.一个国家的富裕程度应根据人们的健康、幸福以及可以生产的物质资料来衡量。

　The weather of a country should ____ _______ ____ the health and happiness of its

people, as well as by materials it can produce.

1.独自一人在家时，总是拿不定主意该做什么。

He is always ________　 _____ what to do when he is at home alone.

20. Price of a product _____ usually _______ _______ (与...有关) its quality and brand.

Complete the following

19. His skin can’t ______ _______ _______ (暴露于，经受) the sun for such a long time.

18. On the whole, women are not _____ _____ (等于，相当于) men in physical strength.