Ⅰ.单词拼写或用所给单词的正确形式填空
1．Previous teaching experience is a necessary qualification (资格) for this job.
2．It is his tutor that recommended (推荐) him to the TV Station.
3．More and more companies in many countries use computers as a substitute (代替者) for men.
4．Even if invited to, I won't go to such a bad lecture (讲座).
5．Generally speaking, a successful scientist should be both academic (学术的) and openminded.
6．Without sufficient preparation (prepare), you can hardly expect to answer all the questions correctly.
7．If you have any questions or requirements (require), please do not hesitate to tell me.
8．It's a great comfort (comfortable) to the mother to see the children growing happily, especially after her husband died.
9．Occupying (occupy) himself with too much homework, he had no time to participate in outdoor activities.
10．The boss gave him a rise in acknowledgement (acknowledge) of his long service.
