在线英语听力室

【简明语法】5.5 助动词do 的用法

时间:2005-09-07 16:00:00

(单词翻译:单击)


1) 构成一般疑问句,例如:
  Do you want to pass the CET? 你想通过大学英语测试吗?
  Did you study German? 你们学过德语吗?

2) do + not 构成否定句,例如:
  I do not want to be criticized.  我不想挨批评。
  He doesn't like to study.  他不想学习。
  In the past, many students did not know the importance of English. 过去,好多学生不知道英语的重要性。

3) 构成否定祈使句,例如:
 Don't go there. 不要去那里。
 Don't be so absent-minded. 不要这么心不在焉。
说明: 构成否定祈使句只用do,不用did和does。

4) 放在动词原形前,加强该动词的语气,例如:
 Do come to my birthday party. 一定来参加我的生日宴会。
 I did go there. 我确实去那儿了。
 I do miss you. 我确实想你。

5) 用于倒装句,例如:
 Never did I hear of such a thing.  我从未听说过这样的事情。
 Only when we begin our college life do we realize the importance of English.
只有在开始大学生活时我们才认识到英语的重要性。
说明: 引导此类倒装句的副词有never, seldom, rarely, little, only, so, well等。

6) 用作代动词,例如:
 ---- Do you like Beijing? --你喜欢北京吗?
 ---- Yes, I do. --是的,喜欢。(do用作代动词,代替like Beijing.)
 He knows how to drive a car, doesn't he?
 他知道如何开车,对吧?

分享到:


点击收听单词发音收听单词发音  

0 such psww9     
adj.如此的,这样的;pron.这样的;adv.如此地
参考例句:
  • He is such a man.他是这样一个人。
  • He spent all his money,he is such a fool.他这样傻,花光了所有的钱。
0 only bIzxE     
adv.仅仅,只不过;adj.唯一的;conj.可是,不过
参考例句:
  • We have only one earth.我们只有一个地球。
  • I only found it by accident.我只是碰巧找到的。
0 German hf5zV     
adj.德国的,德国人的,德语的;n.德国人,德语
参考例句:
  • He is studying German.他在学习德语。
  • Besides English,he has to study German and French.除英语外,他还要学德语和法语。
0 life C1LxR     
n.生活;生命
参考例句:
  • The doctor came in time to save his life.医生及时来抢救他的生命。
  • At last he knew the meaning of life.终于,他知道了生命的意义。
0 past 1Loxa     
n.过去,昔时,往事,早年经历,过去时;adj.过去的,结束的,卸任的,过去时的;prep.越过,晚于,超越,超出...的可能性(能力、范围等);pass的过去分词
参考例句:
  • We walked past the hospital.我们从医院旁边经过。
  • The past is past.Let us look ahead.过去的事已成过去。让我们向前看吧。
0 did SvwxP     
v.动词do的过去式
参考例句:
  • How many goals did you score in the last game?上一场比赛你们进了几个球?
  • Why did you choose basketball in the first place?你为何首先选择篮球呢?
0 seldom oZrxW     
adv.很少,不常
参考例句:
  • Lazy people seldom succeed.懒惰的人很少会成功。
  • On Sundays,he seldom stays in the house.星期天他很少待在房子里。
0 party RL4xh     
n.(娱乐性的)晚会;聚会
参考例句:
  • Will you come to the party tomorrow?你明天来参加派对吗?
  • I invited him to the party.我邀请他参加聚会。
0 birthday kRKyq     
n.生日,诞生日
参考例句:
  • Next Tuesday is his birthday.下周二是他的生日。
  • Doctor Smith sent me a birthday present yesterday.史密斯博士昨天送给我一份诞辰礼物。
0 never 95Ezl     
adv.从不,决不,不曾;
参考例句:
  • I have never been there.我从未到过那里。
  • I never get a holiday.我从未有过假日。
0 drive artxp     
v.驾驶;开(车)
参考例句:
  • I sometimes drive at night.我有时在晚上开车。
  • What car does he drive?他驾驶什么牌子的汽车?
0 criticized cd090bd19b91ceda44ac52b6b996b535     
vt.批评(criticize的过去式)v.评论,批评( criticize的过去式和过去分词 )
参考例句:
  • The decision was criticized by environmental groups. 这个决定受到了环保团体的批评。
  • The movie has been criticized for apparently legitimizing violence. 这部电影因明显地美化暴力而受到了指责。
0 absent-minded Jz5zwh     
adj.心不在焉的
参考例句:
  • You are really absent-minded.你真是心不在焉!
  • He had an absent-minded manner.他表现出心不在焉的样子。
0 realize QTDxS     
vt.认识到;了解到,实现,使显得逼真,把…变为现金;vi. 变卖为现金
参考例句:
  • Do you realize the importance of this question?你意识到这个问题的重要性了吗?
  • He'll come to realize it one day.他总有一天会懂得这一点。
0 study htIw1     
vt.学习;研究;细看;vi.读书;n.学习;研究
参考例句:
  • He helps me study English.他帮助我学习英语。
  • His wish to study music has come true.他学习音乐的愿望实现了。
0 thing eq7yH     
n.事物,东西,物,用品;事,事件,情况;行为;特征
参考例句:
  • All work and no play isn't a good thing.只工作不玩耍不是件好事。
  • For one thing there isn't time, for another we haven't enough money.首先我们没有时间,其次我们没有足够的钱。
0 pass 5vwyY     
n.途径,通行,及格;v.经过,消逝,传递
参考例句:
  • Can he pass the exam?他能通过考试吗?
  • Please pass me the ball.请把球传给我。
0 importance U9Xxy     
n.重要性,重大,价值
参考例句:
  • Never mind who told me,that's of no importance.不用管是谁告诉我的,这无关紧要。
  • Today more and more businessmen understand the importance of sports.今天越来越多的商人认识到运动的重要性。
0 students 75d37c6cbf460947005c97e3f12906a9     
n.学生,大学生( student的名词复数 );研究者;中学生
参考例句:
  • Students will normally take three A2 subjects. 学生通常要选三门A2证书考试科目。
  • The students return in October for the start of the new academic year. 学生于十月返校,开始新学年的学习。
0 college BqrzH     
n.学院;高等专科学校
参考例句:
  • The college drama society is going to put on a play.大学戏剧协会正准备上演一个剧目。
  • I was hot on playing basketball when I was in college.我上大学时热衷于打篮球。
0 rarely tT2x4     
adv.很少,难得;非常地,非凡地
参考例句:
  • Such fish is rarely met with in the north country.这种鱼在北方难得看到。
  • He rarely comes here anymore.现在他难得来这儿了。