高考总复习英语知识点大全49：DOUBT、DO的用法.doc

1、高中英语知识点大全（49）：doubt、do的用法1、doubtv.& n.怀疑，不相信doubt of对（抱）怀疑或悲观（态度）从句在否定句及疑问句中多跟that引起的从句，在肯定句中多跟whether(if)引起的从句。I doubt the truth of this report.They have never doubted of success.I dont doubt that you are honest.Can you doubt that he will win?I doubt if that was what he wanted.该词作名词时有以下短语beyond(all

2、)doubt毫无疑问；in doubt怀疑，犹豫，不肯定；no doubt肯定地，想必；without doubt毫无疑问，一定地The truth of the story is beyond doubt.I was in doubt about what to do.No doubt I learned a lot from that lecture.Without doubt these theories were all wrong.2、do walking 步行“do + 动名词”结构表示“干某事，有较灵活的译法。do reading(读书)/washing(洗衣服)/cooking(做饭)/shopping(买东西)/cleaning(打扫除)等。Do what I told you to .Dont be late again.Make sure the door is shut. 让对方做或不做某事时3、do up 收拾（东西）、整理、梳装打扮、系（扣）好He was so hurried that he did up his buttons wrongly.他太着急了以致于扣错了纽扣。She spent a long time doing up her hair.她花了很长时间把头盘起来。