加盟洗车人家靠谱吗:一道英语题.请说明原因
来源:百度文库 编辑:查人人中国名人网 时间:2024/05/08 13:01:29
( )25. You needn’t ___ it right now if you are busy.
A. to finish B. finish C. finishing D. finished
A. to finish B. finish C. finishing D. finished
( )25. You needn’t ___ it right now if you are busy.
A. to finish B. finish C. finishing D. finished
B
need有动词也有做为情态动词
当作为动词是会有8助动词。这句子就椒you don't need to finish
但作为情态动词就和can must等词语一样可以直接否定
B
needn't 说明此处need是助动词,后面接动词原形
如果是A,应该是 don't need to finish
need + 动词的现在分词意为被动,例:Your hair needs cutting.(你该剪头发了)。所以C也不对
没有D那种用法。
A. to finish
needn’t to do:没必要,不需要做某事(该事还未做)needn’t doing:没必要,不需要做某事(该事已完成)
b
说简单点
表示“必要”时 不加to