题目内容
13.Once you make a decision,you'd better ____your mind.( )| A. | don't change | B. | not change | C. | not to change | D. | not changing |
分析 一旦你做了决定,你最好不要改变你的想法.
解答 答案:B 根据You'd better可知其后接动词原形,其否定形式为You'd better not do sth.故选B.
点评 本题考查You'd better的用法.他的否定句为You'd better not do sth.
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