1.中文:我习惯于早起。
(误)I am used to get up early.
(正)I am used to getting up early.(get,become或be used to中的to是介词,后接动名词。)
2.中文:他过去常常在星期天来约我。
(误)He used to calling on me on Sundays.
(正)He used to call on me on Sundays.(used to+原形动词,表示过去常常。)
3.中文:A:我必须去吗?B:不,你不必了。
(误)A: Must I go? B: No, you mustn't.
(正)A: Must I go? B: No, you needn't.(mustn't表示不许,needn't表示不必,以MUST开始的一般疑问句,否定回答用needn't.)
4.中文:我今天下午想和你一起去游泳。
(误)I will like to go swimming with you this afternoon.
(正)I would like to go swimming with you this afternoon.(would like是习惯搭配,后接不定式,表示愿意做某事。)
5.中文:他前天可能说这些吗?
(误)Must he have said so the day before yesterday?(MUST用于推测时表示一定,准是,只用于肯定句。)
(正)Can he have said so the day before yesterday?(CAN用于怀疑,推测时表示可能,用于疑问句和否定句。)
2016成考高起点英语复习指导:助动词误用.doc