【正文】 )He sought to notify them of this new occurrence.這些有賓詞，然后加上有to的不定式的動詞包括 (連同以上帶有星號的動詞): advise, allow, challenge, mand, pel, condemn, enable, encourage, expect, forbid, force, help, induce, inspire, instruct, invite, oblige, order, permit, persuade, prefer, program, remind, teach, tell, train, urge, warn.有些動詞之后加 for + 賓詞 +完成進行式形式to have been + 現(xiàn)在分詞He seems to have been spying for both sides.他似乎一直在為兩方面搞秘密情報。I hate to have quarreled with her. 我后悔和她吵架了。s ：I hope I will/I hoped I would be earning……我希望在一年之內(nèi)能自食其力。⒌在why引起的問句中，省略“to”，如：Why spend such a lot of moneyWhy not wait for a couple of days⒍當(dāng)兩個或更多作用相同的不定式并列使用時，只在第一個不定式前加“to”，如：It39。s a great honour to be invited to Mary39。To raise wage means increasing purchasing 。She was afraid to wake her 。I tried gardening but didn39。t regret telling her what I 。　( 已做過關(guān)燈的動作)Don39。t permit our/us swimming in the lake.Our teachers don39。（3)　當(dāng)too 前面有only,all,but時，意思是：非?！?等于very。)不定式的特殊句型too…to…（1）too…to　太…以至于…He is too excited to ，說不出話來。s very hard for him to study two languages. 對他來說學(xué)兩門外語是很難的。ve missed the last we could do now is walk home.否定式Tell him not to shut the window…She pretended not to see me when I passed by. 我走過的時候，她假裝沒看見。在使役動詞中g(shù)et除外(get sb. to do sth.)I saw him dance.=He was seen to dance.The boss made them work the whole night.=They were made to work the whole night.（4） 表示個人意愿或傾向的would rather，had better，might(just) as well：rather than置于句首時。如：①The next train to arrive is from Washington.②Do you have anything to be taken to your sister?③Do you have anything to say on the question?④Would you please give me some paper to write on?⑤My wish to visit France has e true at last.不定式短語作定語和被修飾詞之間表示以下關(guān)系：(1)表示將來的動作（例①）。④Our work is serving the people.⑤What he likes is taking a walk after supper.⑥The story told by is interesting.④⑤句動名詞作表語，與主語部分可以轉(zhuǎn)換，如Serving thepeople is our work,而⑥句中是現(xiàn)在分詞作表語，說明主語的性質(zhì)、狀態(tài)，現(xiàn)在分詞具有形容詞的各種特征，另外，動名詞作表語還應(yīng)與進行時態(tài)區(qū)別開來。說明：五看see/watch/notice/observe/look at；三使役have/make/let；兩聽hear/listen to；一感feel。3) to be +形容詞常見動詞：Seem,　appear,　be said,　be supposed,　be believed,　be thought,　be known,　be reported,　hope, wish,　desire,　want,　plan,　expect,　mean…The book is believed to be uninteresting.人們認為這本書沒什么意思。t make up my mind which to ，我都拿不定主意買哪一種。注意：（1） 其他系動詞如，look，appear等也可用于此句型（2） 不定式作為句子成分時，動詞用單數(shù)形式。the first,　the next,　the last,　the best,　too much,　too little,　not enoughIt39。在不定式前的sb，可看作其邏輯主語。To save money now seems 。He seems to be eating something.4)完成進行式：She is known to have been wreaking on the problem for many years.一般在表示情緒的動詞后加to do也表將來疑問詞疑問詞who,what,which,when,where,whether,how后可接不定式構(gòu)成不定式短語，在句中作主語、賓語、表 語等。s a great honour to be invited to Mary39。s birthday party.（不定式作主語是被動語態(tài)to be invited是被邀請）It was impossible for lost time to be made up.（不定式作主語）I wish to be sent to work in the country.（不定式作賓語）Can you tell me which is the car to be repaired?（不定式作定語）He went to the hospital to be examined.（不定式作狀語）My work is to clean the room every day.（不定式作表語）在There be結(jié)構(gòu)中，修飾主語的不定式可用被動，也可用主動。如：①When to leave for London has not been decided yet. （不定式在句子中做主語）②Mr. Smith didn39。(2)用it作形式主語，把真正的主語不定式置于句后，常用于下列句式中。這一句式有時相當(dāng)于Sb is+形容詞+to do句式 ，如：It39。s so nice to hear your 。（3） 當(dāng)不定式作主語的句子中又有一個不定式作表語時，不能用It is… to…的句型(對)To see is to believe.　眼見為實。注意：疑問詞帶不定式在句中作成分時，謂語動詞用單數(shù)。4)　there be+不定式常見動詞：believe,expect,intend,like,love,mean,prefer,want,wish,undrstandWe didn39。例句：I often see him go to school on foot.(禿頭不定式作賓語補足語) He is often seen to go to school on foot.(不定式作主語補足語，要帶“to”) Let him try He is let try again.(let的主補與賓補均用禿頭不定式)Find 特殊用法Find作狀語（1）目的狀語To… only to (僅僅為了),　in order to,　so as to,　so(such)… as to… (如此……以便……)He ran so fast as to catch the first bus.　他飛快地跑以便趕上第一班車。(2)與被修飾詞之間有動賓關(guān)系，如是不及物動詞，則需加介詞（例④）。Rather than ride on a crowded bus,he always prefers to ride a bike.（5） Why… / why not…：（6） help 可帶to，也可不帶to,help sb (to) do sth：（7） but和except：but前是動詞do時，后面出