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She had to take care of the dog at home,____? a.hasn't she b.did she c. has she d.didn`t she
The poor man need some help ,___?
a.does he b.doesn`t he c.need he d.needn`t he
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推荐答案 2011-10-30
1,D.2.D。
原因:1题中,had to 是半情态动词,需借助助动词did 变成反义疑问句。前肯后否。
2题中,注意到need没有用第三人称单数,所以need在此自己就是一个助动词,直接在need上进行变形。前肯后否。
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第1个回答 2011-10-30
只能选D。因为need不是三单形式,所以是情态动词,所以只能选D
第2个回答 2011-10-30
D A
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