2025届高考英语一轮复习非谓语动词之不定式 课件

非谓语 to do To improve his writing skills, Li Hua studies English hard. He is said to be practicing his writing these days. He is proud to have made progress. to do to be done 目的，将来 to be doing 与谓语动词的动作同时发生 to have done to have been done 发生在谓语动词的动作之前 存在于一些结构中 主 谓 宾 表 定 状 补 同 To finish all the homework overnight is possible. It is possible to finish all the homework overnight. 常用it做形式主语 不定式用it做形式主语句型 It is +adj.+ for sb. +to do sth. It is +adj.(表人品的形容词)+ of sb.+ to do sth. It is + a/an + n. (pleasure ,pity, crime, honor…) + to do sth It took (sb.) some time / courage/ wisdom… +to do sth. It is no use/ good/ a waste of time + doing sth. 2. “赞扬，责备”的形容词通常用of sb作逻辑主语：wrong, right, kind, nice, brave, careful, careless, greedy, honest, lazy, modest, selfish, thoughtful, impolite, polite, clever, foolish, silly, stupid, cruel, rude, generous，considerable等。 3. 以下形容词通常用for sb作逻辑主语：easy, hard, difficult, important, necessary, impossible, possible, safe, dangerous, unusual, wonderful等用for sb作逻辑主语。 1. 保持均衡的饮食非常重要。 It is important to keep a balanced diet. 2. 如今在网上学习很方便。 Nowadays, it is convenient to study online. 3. 能在这里发表演讲是我的荣幸。 It is an honor for me to deliver a speech here. 4. 你能来参加我的派对真是太好了。 It is nice of you to attend my party. I cannot afford to buy so many things on the Double Eleven. 1. 动词固定搭配 I find it hard to resist the temptation of discounts. 2. feel/find/make/think/consider it (for sb.) adj. to do 只接to do做宾语的动词 manage 成功做某事 expect 期待/预期做某事 choose 选择做某事 afford/ agree/ attempt 负担得起/同意/尝试做某事 refuse 拒绝做某事 fail 没能做某事 intend 打算做某事 plan/pretend/promise 计划/假装/承诺做某事 seem 似乎做某事 decide/desire/determine 决定/渴望/决定做某事 mecarfipsd美咖啡普适的 接to do / doing 做宾语意思不同的动词 forget 忘记 regret/remember 遗憾后悔/记得 go on 继续 stop 停止 can’t help 帮助；情不自禁 mean 打算；意思是 try 尝试 frogscheat青蛙作弊 1.We agreed __________(meet) here but so far she hasn’t turned up yet. 2.Mr. Smith determined ________(go) to the cinema. 3.When his father came in , he pretended ________________(study). 4. I find it interesting ___________(learn) Maths. 5.He considered it his duty _________(care) about the homeless kids. 6.We think it necessary ____________(increase) the salary. to meet to go to be studying to learn to care to increase My goal is to be admitted into a key university. 主语通常是job, task, wish, hope, duty, work, thing, goal, aim, purpose, problem, question, happiness, what, advice, idea等抽象名词时 The purpose of new technologies is to make (make) life easier. The only thing that he can do now is apologize .(apologize) 主语有实义动词do,作表语的不定式可省to。 The carnival to be held soon is appealing. 1. 表示将要发生的动作 Tu Youyou is the first female in China to win the Nobel Prize. 2. 序数词,形容词最高级,the last, the only 等后或被这些词修饰的名词/代词后,常用不定式作定语 I have nothing to say. 3. 不定代词后常用不定式做后置定语 We should have the ability to say “NO”. 4. 一些抽象名词后常用不定式作定语，说明名词的内容 decision, wish, chance, promise, plan, time, attempt, effort, right, ability, patience 1. 她总是第一个来最后一个走的人。 She is always the first person to come and the last to leave. 2. 我渴望一个证明自己的机会。 I desire a chance to prove myself. 3. 实践是检验真理的唯一方式。 Practice is the only way to test truths. 4. 你应选择一个宜居的城市生活。 You should choose an agreeable city to live in. 不定式做后置定语，不省介词 To boost your confidence, you must find your own advantages. 1. 目的状语,“为了”, 逻辑主语为句子主语 He is funny enough to amuse us all. 2. 结果状语 so/such…as to… (如此…以致…) enough …to … (足够) only to … (结果却) never to… (结果再也没有) too… to… (太…而不能…) She was sorry to keep us waiting for so long. 3. 某些形容词后： hard, difficult, easy, light, heavy, nice, good, clear, dangerous, pleasant, interesting, fit, bitter, exciting, comfortable, convenient, amusing, impossible to tell the truth 说实话 to be honest 诚实地说 to put it briefly 简言之 to be frank 坦白地说 to begin/start with 首先 to make things/matters worse 更糟糕的是 to put it in a nutshell 简而言之 4. 独立成分 1. The local government has done everything it can __________(save) the buried miners. 2. _____________(accept) as an Olympic event, a sport must be played in at least 75 countries on at least 4 continents. 3. When asked why he went there, he said he was sent there (train) for a space flight. 4. He hurried to the station, only ____________(inform) that the train had left. 7. Now I’m brave enough ________(stand) up and answer the question. 8. After the meeting, they parted, never ________(see) each other again. to save To be accepted to be informed to stand to see Chinese people are considered to be the most hard-working people in the world. 1. 动词搭配 advise; allow; ask; beg; cause; enable; encourage; expect; forbid; force; invite; order; recommend; remind; request; tell; urge; want; warn... I observed them fight with each other yesterday. 五看 see / watch / notice / observe / look at 三使 let / make / have 两听 hear / listen to 一感觉 feel 一发现 find 2. 感官使役类动词+宾语+不定式宾补，不定式省略to They were observed to fight with each other yesterday. 被动语态中不省to With him to help you, you are bound to succeed. 3. with+宾语+不定式, 逻辑主语是宾语,表示将要发生的动作 He is said to be the most pathetic man in the play. 4. be said to do类句型 believe; think; assume; know; report... 1. Energy drinks are not allowed ____________(make) in Australia. 2. They are required ______________ (process) the food that we eat, to recover from injury and for several other bodily functions. 3. When I came in I saw him ______________(listen) to music. 4. He came late, so he was made ___(stand) outside the classroom for ten minutes. 5. With a lot of homework ________(do), I decided not to watch the performance with you. 6. With the computer _________(do) all the work, he has more free time. 7. Robert is said ________(study) abroad, but I don't know what country he studied in. to be made to process listening to stand to do to do to have studied I do not know which I should choose. I do not know which to choose. 特殊用法1:疑问词+不定式 why不能用于“疑问词+不定式”结构 I do not know which I should choose. I do not know which to choose. 特殊用法2:主动表被动现象 1)“疑问词+不定式”结构中 特殊用法2:主动表被动现象 With so much homework to do, I have to stay up. 2）动词不定式的逻辑主语在句子中出现或暗含在句中 The book is easy to read. 3）“be+性质形容词+不定式”结构 easy, hard, difficult, safe, interesting, heavy, pleasant, comfortable, dangerous,impossible... He is to blame for this. 4）某些动词不定式与be连用时，如to blame(责备)，to seek(寻找),to let(出租)等 I observed them fight with each other yesterday. The only thing that he can do now is apologize. 特殊用法3: 不定式的省略 1）感官使役类动词用不定式做宾补时省to，被动语态时不省 2）主语有实义动词do,作表语的不定式可省to。 He can do nothing but apologize. 3）在介词but, except表示“除了......”之意的单词前，若有实义动词do， 作宾语的不定式则省略to; 4）一些省略to的句型 may as well do sth 最好还是做…… had better do 最好做某事 can’t help but do sth. 禁不住做某事 Why not do sth? 何不做某事？ prefer to do…rather than do sth, 宁愿做…而不愿做… would rather do…than do… 宁愿做…而不愿做… $$