题目

(说一下为什么这样做的原因)
1.______I arrive,try holding a plece of cheese in front of her mouth
A.When B.After C.Before D.While
2.When the doctors arrived,he saw Mr Smith_______a fish in front of his wife's mouth
A.was holding B.holds C.held D.holding
3.Mice ______fish
A.like B.likes C.don't like D.doesn't like

提问时间：2021-03-04

答案

1.D while后的句子中一般用动词ing形式,表示两个动作同时发生
2.D see sb.do sth.看到某人做了某事
see sb.doing sth.看到某人正在做某事
3.C 句意为老鼠不喜欢鱼,mice是mouse的复数形式,谓语动词用复数