不帶to的動(dòng)詞不定式通常有下面十八種情況

1、學(xué)習(xí)必備歡迎下載不帶 to 的動(dòng)詞不定式通常有下面十八種情況動(dòng)詞不定式通常帶有符號(hào)做不帶 to 的動(dòng)詞不定式to，叫做帶to的動(dòng)詞不定式(infinitive with"to")，動(dòng)詞不定式有時(shí)不帶符號(hào)to，叫不帶 to 的動(dòng)詞不定式通常有下面十八種情況一、與助動(dòng)詞do 連用構(gòu)成謂語(yǔ)動(dòng)詞的否定、疑問(wèn)和強(qiáng)調(diào)形式。(1)he does not work in the factory.(2)Does she work here？(4)Did they(6)They did come二、與情態(tài)動(dòng)詞連用構(gòu)成復(fù)合謂語(yǔ)(3)Dare he swim across the river?(4

2、)We must work,and(5)Could you do something for me?(6)You shall go(7)He might be working in the office now.(8)I don't think you need have come yesterday.(9)They should be here by now.(10)If you will go into the fields and turn over a few big stones,you are sure to uncover a city of但與情態(tài)動(dòng)詞ought(to)

3、 連用時(shí)通常帶to，和 used(to) 連用時(shí)必須帶三、在表示感覺(jué)的動(dòng)詞如：see,look.at,watch,hear,listento,feel,notice,observe,perceive(覺(jué)察，看見(jiàn) ),behold （書(shū)面用語(yǔ) “見(jiàn)到 ”）等后用作賓語(yǔ)補(bǔ)足語(yǔ)的動(dòng)詞不定。(2)He looked at the children walk up the hill.(4)I heard her(6)I felt the學(xué)習(xí)必備歡迎下載(9)I did not perceive anyone come in.(10)He beheld但除 notice,watch不用被動(dòng)語(yǔ)態(tài)外，上述動(dòng)詞

4、變成被動(dòng)語(yǔ)態(tài)時(shí)，其后的動(dòng)詞不定式就不省to(2)She was四、使役動(dòng)詞make,let,have,bid, leave(=let)后作賓語(yǔ)補(bǔ)足語(yǔ)的動(dòng)詞不定式不帶(4)Bid him go home.動(dòng)詞 have 通常不用于被動(dòng)語(yǔ)態(tài)， make 和 bid 可用于被動(dòng)語(yǔ)態(tài)， let 偶爾也可用于被動(dòng)態(tài)，用作主語(yǔ)補(bǔ)足語(yǔ)的動(dòng)詞不定式通常帶 to ，但在 make 和 let 后有時(shí)可以不帶 to(2)He was made(t(3)The child五、 never 與 know連用其后作賓語(yǔ)補(bǔ)足語(yǔ)的動(dòng)詞不定式可省to ，其時(shí)態(tài)多為完成時(shí)態(tài)。(1)I never knew him act wi

5、thout thinking.(2)I've never known it snow in July before.(3)I had never known有時(shí) ever 與 known 連用也有上述用法。(1)Have you ever known me tell a六、在 find 后作賓語(yǔ)補(bǔ)定語(yǔ)的動(dòng)詞不定式有時(shí)可以省to，但如動(dòng)詞為be ，那么一般不省to ，要省一起省略(2)I find the(3)I found this to be true in all the cities.(4)We found him (to be) honest/dishonest.七、在 can

6、not but,cannot help but,can not choose but, had better(best),would(had)rather(sooner) than , would assoon as 后的動(dòng)詞不定一般不帶to(4)I had better leave now,or I'll be late.(6)I would rather go mountain學(xué)習(xí)必備歡迎下載(7)My aunt invited me to the movies,but I said I had rather go on a picnic with the girls.(9)He

7、would sooner resign than take part in such dishonest business八、在 but(=except),besides,than后的動(dòng)詞不定式一般要帶to ，但如果其前有作謂語(yǔ)的實(shí)義動(dòng)詞do ，則不定式不帶(1)The soldier has no choice but to obey.(2)He did not have any choice but to obey.(4)The children found there was nothing they could do with their money,except spend it o

8、nsweets.(5)There seemed nothing else to do but(to)send for a doctor.(but前的實(shí)義動(dòng)詞do 不作謂語(yǔ)， but后的不定式可帶to ，也可不帶九、不定式作表語(yǔ)時(shí)，如主語(yǔ)部分含有實(shí)義動(dòng)詞do ，且句子的時(shí)態(tài)為一般現(xiàn)在時(shí)或一般過(guò)去時(shí)(多為 is 或was) ，不定式可以帶to 也可不帶to(1)What we must do now is(to) find anther person to h如句子的動(dòng)詞時(shí)態(tài)不是一般現(xiàn)在時(shí)或一般過(guò)去時(shí)，作表語(yǔ)的動(dòng)詞不定式一般要帶十、 rather than位于句首時(shí)，其后用不帶to 的不定式，但r

9、atherthan 在句中時(shí)，其后的動(dòng)詞不定式可以帶to，也可以不帶十一、在動(dòng)詞help 后作賓語(yǔ)補(bǔ)足語(yǔ)的動(dòng)詞不定式可以帶to ，也可以不帶，在英國(guó)英語(yǔ)中，多用不帶to 的不定式，但在英國(guó)英語(yǔ)中， help+ 賓語(yǔ) +不定式結(jié)構(gòu)中，用不帶 to 的不定式表示主語(yǔ)直接參與不定式的表示的動(dòng)作，用帶 to 的不定式表示主語(yǔ)沒(méi)有直接參與不定式的表示的動(dòng)作。(3)This kind of soap但在被動(dòng)語(yǔ)態(tài)中，help 后的不定式要帶在 help(to) do sth 不定式符號(hào) to 可省略。He helped(to) repair the十二、兩個(gè)或兩個(gè)以上的動(dòng)詞不定式并列在一起時(shí)，第一個(gè)不定式帶

10、to ，后面的不定式一般省去但如果是在對(duì)照?qǐng)龊?，則不省去學(xué)習(xí)必備歡迎下載(1)It is better to la(2)The purpose of new technologies is to make life easier,not to十三、 than 連接兩個(gè)動(dòng)詞不定式?jīng)]有對(duì)比關(guān)系時(shí)，后一個(gè)不定式可以省(1)You might do worse than(to) do as he does.(2)I cannot do better than(t下面句子中than 連接的不是兩個(gè)動(dòng)詞不定式than 后的動(dòng)詞不定式通常要帶(1)I know better than to believe him.下句中的 more than(=only)可以看成復(fù)合副詞，后面的動(dòng)詞不定式不帶to十四、在 why,why not后的不定式不帶to(2)Why not join十五、實(shí)義動(dòng)詞dare 在現(xiàn)代英語(yǔ)口語(yǔ)中，其所在的否定句或疑問(wèn)句中，它后的動(dòng)詞不定式可省to ，尤其在一般過(guò)去時(shí)中(2)We do not dare(4)Did he dare十六、在口語(yǔ)中，特別是在美國(guó)，祈使語(yǔ)氣謂語(yǔ)動(dòng)詞和構(gòu)成謂語(yǔ)的不定式go 后面的不定式往往不帶to(1)Go ask her.(2)I'll go see my brother.這種用法在英國(guó)口語(yǔ)中比較少見(jiàn)，一般在動(dòng)詞go 后