2021年初中英语情态动词讲解练习及答案教学内容.pdf
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1、此文档仅供收集于网络,如有侵权请联系网站删除只供学习与交流情态动词一、考点、热点回顾【词汇辨析】1.sometimes/some times/sometime/some time:sometimes:“有时”=at times.He is sometimes late for school.some times:“几次”I have been to Nanjing some times.sometime:“某一时刻”I bought it sometime last spring.We ll meet again sometime next week.some time:“一段时间”We ha
2、ve to stay here for some time.2.many/much/a few/a little/few/little(1)many 修饰可数名词,much 修饰不可数名词;都表示许多。例如:许多书许多牛奶(2)a few 和 a little 都表示 有一点儿,侧重于肯定,相当于some,但 a few 修饰可数名词,a little 修饰不可数名词,例如:He has a few friends in London.-Would you like some coffee?-Yes,just a little.(3)few 和 little 表示 几乎没有,侧重 否定。few
3、 后接可数名词,little 后接不可数名词。例如:He is a strange man.He has few words.Hurry up,there is little time left.【固定搭配】加-ing be busy doing sth.忙于做eg:Mother is busy cooking.look forward to+doing sth.期待做eg:Tom looks forward to seeing his father again.Thank you for(doing)sth.为了感谢你eg:Thank you for your help.have fun d
4、oing sth愉快地做某事eg:I had great fun playing in the water.=have a good time doing sth eg:I had a good time playing in the water.have problem/trouble/difficulty(in)doing sth.做某事有困难eg:I have difficulty finishing my homework in 2 hours.【情态动词】又叫情态助动词。它们具有以下特点:它们必须与其他动词连用,即:情态动词动词原形表示说话人对所述动作的看法,如需要、可能、意愿或怀疑
5、等。绝大多数情态动词没有人称和数的变化,即第三人称单数不加-s(以 be 和 have 开头的情态动词短语除外)。在意义上,情态动词具有“多义性”。例:can既可表示能力,又可表示可能、允许等意义。【情态动词的基本用法】|精.|品.|可.|编.|辑.|学.|习.|资.|料.*|*|*|*|欢.|迎.|下.|载.第 1 页,共 8 页此文档仅供收集于网络,如有侵权请联系网站删除只供学习与交流1.can 的基本用法:表示体力或智力上的能力,即“能够,会”,可与 be able to 转换。例:He can speak English.=He is able to speak English.Can
6、 you play basketball?No,I cant.如果表示 将来 具备的能力,要用will be able to。例:If I have a good sleep,I will be able to do the problem.表示 许可,主要用于口语,书面语一般用may。例:Can we go home now,please?No,you cant.You can only smoke in this room.You cant keep the library books for more than a month.表示“可能”,与 may 同义,但一般用在疑问句中。例:Wh
7、at can he possibly want?在否定句中,否定形式can t 表示推测“不大可能”。例:Anybody can make mistakes.The news cant be true.与第一、二人称连用时,还可以就可能的解决问题的方式或可能的行为提出建议。在这里,也可用 could 使语气婉转。例:Can/Could we meet again next week?下周我们可以再见面吗?What shall we do?我们怎么办呢?We can/could try asking Lucy for help.我们可以请露茜帮忙试试看。You can/could help me
8、 with the cooking.你可以帮我做饭。2.may 的基本用法:表示“许可”,用 can 比较口语化。例:You may/can come if you wish.如果你想来,你就来。You may not pick flowers in this park.本公园内不许摘花。(may not 表示按规定不许可,如果用mustnt则表示说话人不许可。)May I smoke here?我可以在这里抽烟吗?No,you mustn t.不行。(mustn t表示明确的禁止。)肯定句中表示推测,“可能”。例:It may rain tomorrow.明天可能会下雨。The news m
9、ay not be true.这个消息可能不会是真的。注意:如果 在疑问句中表示“可能”,通常用can。例:Can it be true?那会是真的吗?Who can he be?他究竟是谁呢?【注意】:May I/we?Yes,you may./No,you mustn t.3.must 的基本用法:|精.|品.|可.|编.|辑.|学.|习.|资.|料.*|*|*|*|欢.|迎.|下.|载.第 2 页,共 8 页文档编码:CD2B2M4F5V3 HK5Q4T1Z8Y4 ZE7G6Q6B6G3文档编码:CD2B2M4F5V3 HK5Q4T1Z8Y4 ZE7G6Q6B6G3文档编码:CD2B2M
10、4F5V3 HK5Q4T1Z8Y4 ZE7G6Q6B6G3文档编码:CD2B2M4F5V3 HK5Q4T1Z8Y4 ZE7G6Q6B6G3文档编码:CD2B2M4F5V3 HK5Q4T1Z8Y4 ZE7G6Q6B6G3文档编码:CD2B2M4F5V3 HK5Q4T1Z8Y4 ZE7G6Q6B6G3文档编码:CD2B2M4F5V3 HK5Q4T1Z8Y4 ZE7G6Q6B6G3文档编码:CD2B2M4F5V3 HK5Q4T1Z8Y4 ZE7G6Q6B6G3文档编码:CD2B2M4F5V3 HK5Q4T1Z8Y4 ZE7G6Q6B6G3文档编码:CD2B2M4F5V3 HK5Q4T1Z8Y4 ZE
11、7G6Q6B6G3文档编码:CD2B2M4F5V3 HK5Q4T1Z8Y4 ZE7G6Q6B6G3文档编码:CD2B2M4F5V3 HK5Q4T1Z8Y4 ZE7G6Q6B6G3文档编码:CD2B2M4F5V3 HK5Q4T1Z8Y4 ZE7G6Q6B6G3文档编码:CD2B2M4F5V3 HK5Q4T1Z8Y4 ZE7G6Q6B6G3文档编码:CD2B2M4F5V3 HK5Q4T1Z8Y4 ZE7G6Q6B6G3文档编码:CD2B2M4F5V3 HK5Q4T1Z8Y4 ZE7G6Q6B6G3文档编码:CD2B2M4F5V3 HK5Q4T1Z8Y4 ZE7G6Q6B6G3文档编码:CD2B2M
12、4F5V3 HK5Q4T1Z8Y4 ZE7G6Q6B6G3文档编码:CD2B2M4F5V3 HK5Q4T1Z8Y4 ZE7G6Q6B6G3文档编码:CD2B2M4F5V3 HK5Q4T1Z8Y4 ZE7G6Q6B6G3文档编码:CD2B2M4F5V3 HK5Q4T1Z8Y4 ZE7G6Q6B6G3文档编码:CD2B2M4F5V3 HK5Q4T1Z8Y4 ZE7G6Q6B6G3文档编码:CD2B2M4F5V3 HK5Q4T1Z8Y4 ZE7G6Q6B6G3文档编码:CD2B2M4F5V3 HK5Q4T1Z8Y4 ZE7G6Q6B6G3文档编码:CD2B2M4F5V3 HK5Q4T1Z8Y4 ZE
13、7G6Q6B6G3文档编码:CD2B2M4F5V3 HK5Q4T1Z8Y4 ZE7G6Q6B6G3文档编码:CD2B2M4F5V3 HK5Q4T1Z8Y4 ZE7G6Q6B6G3文档编码:CD2B2M4F5V3 HK5Q4T1Z8Y4 ZE7G6Q6B6G3文档编码:CD2B2M4F5V3 HK5Q4T1Z8Y4 ZE7G6Q6B6G3文档编码:CD2B2M4F5V3 HK5Q4T1Z8Y4 ZE7G6Q6B6G3文档编码:CD2B2M4F5V3 HK5Q4T1Z8Y4 ZE7G6Q6B6G3文档编码:CD2B2M4F5V3 HK5Q4T1Z8Y4 ZE7G6Q6B6G3文档编码:CD2B2M
14、4F5V3 HK5Q4T1Z8Y4 ZE7G6Q6B6G3文档编码:CD2B2M4F5V3 HK5Q4T1Z8Y4 ZE7G6Q6B6G3文档编码:CD2B2M4F5V3 HK5Q4T1Z8Y4 ZE7G6Q6B6G3文档编码:CD2B2M4F5V3 HK5Q4T1Z8Y4 ZE7G6Q6B6G3文档编码:CD2B2M4F5V3 HK5Q4T1Z8Y4 ZE7G6Q6B6G3文档编码:CD2B2M4F5V3 HK5Q4T1Z8Y4 ZE7G6Q6B6G3文档编码:CD2B2M4F5V3 HK5Q4T1Z8Y4 ZE7G6Q6B6G3文档编码:CD2B2M4F5V3 HK5Q4T1Z8Y4 ZE
15、7G6Q6B6G3文档编码:CD2B2M4F5V3 HK5Q4T1Z8Y4 ZE7G6Q6B6G3文档编码:CD2B2M4F5V3 HK5Q4T1Z8Y4 ZE7G6Q6B6G3文档编码:CD2B2M4F5V3 HK5Q4T1Z8Y4 ZE7G6Q6B6G3文档编码:CD2B2M4F5V3 HK5Q4T1Z8Y4 ZE7G6Q6B6G3文档编码:CD2B2M4F5V3 HK5Q4T1Z8Y4 ZE7G6Q6B6G3文档编码:CD2B2M4F5V3 HK5Q4T1Z8Y4 ZE7G6Q6B6G3文档编码:CD2B2M4F5V3 HK5Q4T1Z8Y4 ZE7G6Q6B6G3文档编码:CD2B2M
16、4F5V3 HK5Q4T1Z8Y4 ZE7G6Q6B6G3此文档仅供收集于网络,如有侵权请联系网站删除只供学习与交流 表示 必须,强调说话人的主观意志。例:I must go now,or Ill be late.You must be here by ten o clock.【注意】:表示“必须“时,must 的否定式为neednt,或 don t have to,而不是 mustnt。也就是:Must I/we do it now?Yes,you must.No,you needn t/dont have to.例:Must I go with them?No,you.表示 推测,一般只用
17、于肯定陈述句,表示非常肯定。例:She didn t look at me.She must be angry.她不朝我看,一定是生气了。He is good at English.He must know the word.他英语好,准知道这个词。You must be Mr.Jones.想必您就是琼斯先生吧。4.have to 的基本用法:have to 可视为情态动词,但它与其他情态动词在用法上稍有不同。其他情态动词没有人称和数的变化,而have to 却有人称和数的变化,要视主语的不同而变化。例:I/You/We/They have to.He/She/It has to.You do
18、n t have to.Does she have to?have to=have got to,意思是“必须,不得不”。和 must 不同之处:must 强调主观需要have to 强调客观需要。例:Sorry,I have to leave now.对不起,现在我得走了。I ve got to go to a meeting.我得去参加一个会议。Will he have to work deep into the night?他将不得不工作到深夜吗?5.need 的基本用法:need 的基本词义是“需要”,它既可作情态动词,又可作实义动词。need用作 情态动词 时,只用于否定句和疑问句。
19、它只有一种形式,后接动词原形。例:I don t believe you need worry.我相信你没有必要焦急。Need we go so soon?我们需要这么早就去吗?Yes,we must./No,we needn t.是的,必须。不,不必。So I needn t tell him,need I?所以我不需要告诉他,对吧?请比较以下两句话的不同意思:You needn t buy the coat.你没有必要买那件外衣。(你还没买)You needn t have bought the coat.你没有必要买这件外衣的。(而你却买了)【注意】:Need I/we?Yes,you
20、must./No,you needn t/dont have to.need 用作实义动词时,有时态、人称和数的变化。如果 人作主语,一般后接带to 的动词不定式。即need to do sth;|精.|品.|可.|编.|辑.|学.|习.|资.|料.*|*|*|*|欢.|迎.|下.|载.第 3 页,共 8 页文档编码:CD2B2M4F5V3 HK5Q4T1Z8Y4 ZE7G6Q6B6G3文档编码:CD2B2M4F5V3 HK5Q4T1Z8Y4 ZE7G6Q6B6G3文档编码:CD2B2M4F5V3 HK5Q4T1Z8Y4 ZE7G6Q6B6G3文档编码:CD2B2M4F5V3 HK5Q4T1Z
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