Ⅰ.用所给词的适当形式填空
1．Previous teaching experience is a necessary ________(qualification) for this job.
2．Most of the bedroom is ________(occupy) by the big bed.
3．Products strongly ________(recommend) to customers by salesgirls are not necessarily of good quality.
4．The theory is generally ________(acknowledge) to be true.
5．Were it not for science, we could not live a ________(comfort) life.
6．Homemade parts are being ________(substitute) for imported ones.
7．There is a great ________(abundant) of sunshine here.
8．His statement ________(contradict) with the facts.
9．He was elected ________(govern) of California.
10．All passengers are ________(requirement) to show their tickets.
答案：1.qualification 2.occupied 3.recommended
4．acknowledged 5.comfortable 6.substituted 7.abundance
8．contradicts 9.governor 10.required
