热身练习 1. The old men enjoy _____ (listen) to the singing of the birds in the park. 2.My sister is interested in _______ in her free time. A. watch TV B. reading books C. listening music D. plays basketball 3.Let me ______(help) you _______ (water) the flowers. 4. I saw him _______ into the small store. A. went B. going 5.He is good at______. A.singing B.sing C. to go D. has gone C.sings D.to sing 非谓语动词的概念 在句子中充当除谓语以外的句子成分的 动词形式叫做非谓语动词 它不受人称和数的限制 非谓语动词分为三种形式: o不定式: to+动词原形 o动名词: 动词原形+ing o分词(现在分词和过去分词) 非谓语动词是每年中考的必考内容 主要集中在对动词不定式和动名词的考查 考点分析 动名词: doing 动词不定式: to do 动词+doing 介词+doing doing 动名词 喜欢花费忙着想象忍不住想要结束练习 enjoy doing sth. spend...doing sth. be busy doing sth. imagine sb. doing sth. 想象…做某事 can't help doing sth. 忍不住做某事 feel like doing sth. finish doing sth. practice doing sth. 喜欢做某事 花费…做某事 忙于做… 想要做某事 完成做某事 练习做某事 miss doing sth. 错过做某事 suggest doing sth. 建议做某事 keep (on) doing sth. 保持(继续) 做某事 mind doing sth. 介意做某事 be worth doing sth. 值得做某事 consider doing sth. 考虑做某事 错过建议保持介意值得考虑 只能接­ing作宾语的动词口诀: 喜欢花费忙着想象忍不住想要结束练习 错过建议保持介意值得考虑 (押韵) 介词+doing 常考介词: at, in, on of, off, for, from up, about, without to 等等 be good at doing sth 擅长做某事 be interested in doing sth.对做某事感兴趣 insist on doing 坚持做某事 be used for doing sth. 被用来做某事 thank sb. for doing sth. 谢谢某人做某事 be tired of doing sth. 厌烦做某事 be afraid of doing sth. 害怕做某事 put off doing 推迟做某事 stop sb. from doing sth. 阻止某人做某事 give up doing sth. 放弃做某事 without doing sth. 没有做某事 think about doing sth. 考虑做某事 What ∕ How about doing 做某事怎么样? 此to 非彼to look forward to doing sth.(盼望) pay attention to doing sth.(注意) be used to doing sth. (习惯于) prefer doing sth to doing sth更喜欢) devote to doing sth (致力于) make a contribution to doing (做贡献) 小试牛刀 1. Now more and more people are busy_____ about the Internet. A. learn B. to learn C. learning D. learned 2.­It's too hot. Would you mind _____the door? ­______. Please do it. A. to open; OK B. opening; Certainly not C. opening; Of course D. to open; Good idea 3. No matter how hard it is, we'll keep_____until we make it. A. failed B. failing C. tried D. trying 4. ­Are you enjoying_____in Ningbo? ­Yes, we are. Very much. A. to live B. living C. lives D. lived 5. We couldn’t help _____(laugh) after we heard the funny story A. to laugh B. living C. lives D. lived 动词不定式: o肯定式: to do o否定式: not to do o省略to的: do 动词不定式 动词不定式 ( 1) 基本形式: to+动词原形 (在某些情况下可以不带 to) ( 2) 特点 : A . 没有人称和数的变化 C . 有时态和语态的变化(被动语态的形 式为 to be + 动词过去分词) B . 可以有自己的宾语和状语 动词不定式 动词不定式 (3) 用法 : A、 作主语, 如 To learn a foreign language is not easy . = It’s not easy to learn a foreign language. 注意: 不定式短语作主语如果太长, 常用IT作形式主语, 将 不定式后置。 除动词be外, 动词take,cost也常用于上述结构。 B、 作表语, 如 The important thing is to finish the work on time . 动词不定式 动词不定式 C、 动词 + to do 动词+疑问词 + to do 动词 + it(形式宾语) +宾补 +to do I find it important to learn English.常见动词有 agree,decide ,fail, hope, wish , want, plan 等 I don’t know what to do . 动词不定式 动词不定式 D、 动词 + 宾语 +to do Li Mei asked me to show her the new dictionary . 动词 + 宾语 + do 注: 有以上结构的常用动词有 tell. wish, ask, want , like, beg, invite,warn, allow,encourage,advise 等。 (不带 to 的不定式) 注: 常用的动词是: 感官动词see, hear, feel, watch, notice; 使役动词 have ,make,let. E、 作状语 可以表目的、 表结果、 表原因 F、 作定语(必须后置) 动词不定式 动词不定式 在学习动词不定式的时候还有两点要注意 哦! 1、 在感官动词和使役动词后作宾补时, 不定式 要省略to,但以上词变为被动语态时, 要加上to, 如 I always saw her play violin . He was made to work 12hours a day. 2、 动词不定式的否定形式为: not + to do Mr.Smith asked the boy ___________(not play) this kind of game. not to play Please have him __________(not do) so much housework. not do 只能接不定式作宾语的动词口诀: 决定想做计划需要同意, 能做被用来做的事 迫不及待下决心做过去常常未能做的事 决定想做计划需要同意, 能做被用来做的事 decide to do sth. 决定做某事 want ∕ would like to do sth. 想做某事 plan to do sth. 计划做某 need to do sth. 需要做某事 agree to do sth. 同意做某事 afford to do 能做某事 be used to do 被用来做 迫不及待下决心做过去常常未能做的事 can’t wait to do 迫不及待地要做某事 make up one’s mind to do 下决心做某事 used to do 过去常常做某事 fail to do 未能做某事 接不定式作宾语补足语的动词口诀: 请求与命令 想要邀请期待鼓励与建议 答应告诫允许提醒和帮助 请求与命令 ask sb. to do sth. 请求某人做某事 tell sb. to do sth. 命令某人做某事 想要邀请期待鼓励与建议 want sb. to do sth. 想要某人做某事 invite sb. to do sth. 邀请某人做某事 expect sb. to do sth. 期待某人做某事 encourage sb. to do sth. 鼓励某人做某事 advise sb. to do sth. 建议某人做某事 答应告诫允许提醒和帮助 promise sb. to do 答应某人做某事 warn sb. not to do sth. 告诫某人做某事 allow sb. to do sth. 允许某人做某事 remind sb. to do sth. 提醒某人做某事 help sb. (to) do sth. 帮助某人做某事 省略to的情况: o 使役动词和感官动词后: 一感二听三让四看 feel/ hear, listen to/ let,make, have, / look at, see, watch, notice o had better (not) do sth. 最好(不)做… o why not /why don’t you do sth为什么不做…? o help sb.(to) do sth o Would rather宁愿做… o would you please 情态动词+do 助动词+do 区分下列词组: see sb. doing/ do sth. hear sb. doing/ do sth. watch sb. doing/ do sth. notice sb. doing/ do sth. 感官动词 see, watch, look at, notice, hear, listen to, feel + do表示动作的完整性, +doing 表示动作的进行性。 注意: 被动语态中不能省去to。 牛刀小试 1. My mother often asks me _____ some cleaning on Sundays A do B. does C. did D. to do 2. –Do you often hear John _____in his room ? – Listen! Now we can hear him ____ in his room . A.sing , to sing B. sing, sing C. sing , singing D. to sing , singing 3. I watched her ______ in the next room last night . A.dancing B. to dance C. dances D. dance 4.Let’s ______swimming after the exam . A.go B. goes C. to go D. went 5. You’d better _______a bus . A.to catch B. catch C. catches D. catching 特殊词精讲: 一样 一样 start begin 尝试做 尽力做 try 长期 一次性 like hate love (一个字) 一件事 (两个字) 两件事 stop go on (do在前) 做过 (do在后) 要做 remember forger doing to do stop doing/to do stop to do 停下来去做另一件事, stop doing 停止正在做的某事。 Eg: 他们停下来吸烟。 They stop to smoke. 我必须戒烟了 I must stop smoking. forget to do 忘记要去做某事, forget doing 忘记做过某事。 Eg: 办公室的灯还在亮着, 他忘记关了 。 (没有做关灯的动作 The light in the office is still on. He forgot to turn it off. 他忘记他已经关了灯了 。 (已做过关灯的动作) He forgot turning the light off. forget doing/to do remember doing/to do remember to do 记得去做某事 remember doing 记得做过某事 记着放学后去趟邮局。 Remember to go to the post office after school. 你不记得以前见过那个人吗? Don't you remember seeing the man before? go on doing/to do go on to do做了 一件事后, 接着做另一件事, go on doing 继续做原来做的事。 Eg: 做完数学后, 他接着去做物理。 After he had finished his maths, he went on to do his physics. 做完这个练习后, 接着做其他的练习 Go on doing other exercises after you have finished this one. try doing/ to do sth. try to do sth. 努力, 尽力做某事 Although maths is difficult, I will try to study it . try doing sth. 试着做某事 The machine couldn’t work. Let’s try repairing it.