【正文】 be B. To be。 (信還未寄出 ) I remember posting the 。 ) ? 既作賓語又可作賓補 ask,beg,like,preter,help,promise,wish,want,expect ? 二、不定式省略 to的現(xiàn)象： ? had better,would rather, why not…,do nothing but,would rather…than 以及情態(tài)動詞后 Tom would rather play tennis than swim. I could do nothing but wait for you. ? see,hear,watch,notice,feel,observe,let,make,have等感官動詞和使役動詞后接不帶 to的不定式作賓補，但當(dāng)這些動詞為被動時其后的不定式必須帶 to. He saw two men enter the room. I was made to do it ? 否定不定式時，否定副詞 not或 never,seldom,hardly等要置于 to前。 ? 4． 不定式做 help后的賓語補足語或賓語時，可帶 to也可不帶 。 All I did was empty the 。demand, want, hesitate 2). 不定式做動詞 tell, teach, know, show, find out, discover, see(understand)的賓語時 ,不定式前常加連接代詞 who, which, what和連接副詞how, when, where構(gòu)成不定式短語做賓語 . eg: I don39。 eg: To make a new dress takes her a lot or time. Not to get there in time is your fault. 注： 常用 it做形式主語，將 to do放在位于之后，使句子保持平衡。 句型 1： It + 謂語 + to do eg: It takes us an hour to get there by bus. 句型 2： It’s + n. + to do eg: It’s our duty to help the poor. 句型 3： It is adj. for/of sb. to do sth. 注： for/of sb to do sth 為不定式復(fù)合結(jié)構(gòu)。t know how to get there. 注 : why不能與不定式連用 . 3). begin, start, continue 后接不定式 ,動名詞意思一樣 . 4). like, love, hate, prefer動名詞表經(jīng)常性的動作，不定式表一次性動作 . 5). remember, fet, regret后動名詞表已經(jīng)做過的動作 ,不定式表沒有做過或?qū)⒁龅膭幼?. 6). stop, try, go on, mean, be afraid, propose 后兩者都可 , 但意義不同 . propose to do計劃 ,打算做 propose doing 建議做 7). a). prefer doing to doing prefer to do rather than do b). be used to doing used to do c). it’s no use doing it’s useless to do d). be worth doing be worthy of being done be worthy to be done 6. 做賓補 (與賓語之間的關(guān)系實際上是邏輯上的主謂關(guān)系 ) 1). 有些動詞 (短語 )必須接 to的不定式做賓補 talk, ask, warn, want, allow, permit, order, advise, force, beg, cause, encourage, invite, persuade, get, require, prefer, call, leave, expect, use(allow/permit/advise doing sth) 2). 與表示說話或心理狀態(tài)的動詞 say, report, believe, suppose, think, understand, consider等的被動語態(tài)連用 . eg: He is said to have written a new book about workers. 3). 與表示希望，期望，意愿的動詞 expect, hope, mean, intend, plan, think, want, wish的過去時態(tài)連用，表曾經(jīng)打算設(shè)想做卻沒做的事 . eg: They expected to have gone to the match, but the tickets were all sold. They had expected to go to the match. 四 , 不定式的時態(tài)和語態(tài) 時態(tài) : 三態(tài) to do/ to be doing/ to have done 一般式 表示的動作通常與句中謂語動作同時或在其后發(fā)生 eg: We saw him go to the shop. 進行式 表示不定式的動作正在進行 . eg: He pretended to be working hard. 完成式 表示不定式動作在謂語動作 /狀態(tài)前發(fā)生 . I’m glad to have seen your mother. eg: I happened to have read the book. 動詞不定式 To 的幾種常見的省略形式 ? 非謂語動詞歷來是高考中的重點，不定式結(jié)構(gòu)在考點中常占很大比重。What I wanted to do was drive all 開車。 Can I help（ to） carry it for you? 我可以幫你搬嗎？ I helped him（ to） mend the bike. 我?guī)椭蘩碜孕熊嚒?如 :She checked the names so as not to make mistakes. ? 句中不定式需要有邏輯主語時，常用 for+名詞 (或代詞賓語 )+不定式，構(gòu)成不定式的復(fù)合結(jié)構(gòu)。 (信已寄出 ) I like swimming.(喜歡游泳這項運動 ) I like to swim this Friday.(喜歡在星期五去游泳這一具體動作 ) 1. The purpose of new technologies is to make life easier ________ it more difficult. (MET99) A. not make B. not to make C. not making D. do not make 2. I’ve worked with children before, so I know what ______ in my new job. (NMET2020) A. expected B. to expect C. to be expecting D. expects 高考題匯集 ： 3. Charles Babbage is generally considered _____the first puter. (MET1998) A. to invent B. inventing C. to have invented C. having invented 4. Allen had to call a taxi because the box was _______ to carry all the way home. (MET2020) A. much too heavy B. too much heavy C. heavy too much D. too heavy much 5. The boy wanted to ride his bicycle in the street, but his mother told him ______. (NMET95) A. not to B. not to do C. not do it D. do not to 6. Little