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2017中考英語動(dòng)詞不定式的10大考點(diǎn)
無論是中考還是高考,動(dòng)詞不定式是語法重點(diǎn)之一,當(dāng)然也是每年考試中必不可少的一個(gè)考點(diǎn)。以下是百分網(wǎng)小編搜索整理的關(guān)于2017中考英語動(dòng)詞不定式的10大考點(diǎn),供參考閱讀,希望對大家有所幫助!想了解更多信息請持續(xù)關(guān)于我們應(yīng)屆畢業(yè)生考試網(wǎng)!
1.動(dòng)詞不定式作狀語
例句:Mary likes English very much. She does her best to learn English well.
解析:go, come, try, do / try one's best等動(dòng)詞或短語動(dòng)詞作謂語時(shí),其后常?梢越硬欢ㄊ健
2.動(dòng)詞不定式作主語
例句:It's very nice of you to get me two tickets for the World Cup.
解析:動(dòng)詞不定式作主語時(shí),可以直接放在謂語動(dòng)詞前面的主語位置,也可以用先行詞it作形式主語,而將真正的主語(不定式)置于后面。It is +形容詞(for sb)to do sth.句式(1)中常用nice, kind, clever, good, right, wrong, foolish, careless等形容詞,與介詞of搭配,這些形容詞常表述不定式邏輯主語的屬性或性質(zhì).
3.動(dòng)詞不定式作賓語補(bǔ)足語
例句: Robert often asks us to help him with his Chinese, so his Chinese is much better than before.
不定式可以用作賓語補(bǔ)足語。后面可以接不定式作賓語補(bǔ)足語的動(dòng)詞有:ask, teach, expect, tell, allow等。
4.動(dòng)詞不定式作賓語
例句:Don't forget to bring your homework with you when you come to school.
解析:在want, like, agree, hope, wish, learn, begin, start, seem, decide, hate, choose, forget, remember等動(dòng)詞后面,可以接不定式作賓語。如果其后接形容詞補(bǔ)足語時(shí),則可以用it作形式賓語,而把作真正賓語的不定式放到后面。
5.動(dòng)詞不定式的省略及其符號to的保留
例句:Would you like to go to the cinema with us?
Yes, I'd like to . What time are we going to meet?
解析:在口語中,動(dòng)詞不定式中的動(dòng)詞或短語動(dòng)詞在上下文中重復(fù)出現(xiàn)時(shí),第二個(gè)動(dòng)詞不定式可以省略,但是to不可省略。這種用法常見于"be glad to","would like (love) to","have to"等結(jié)構(gòu)中。
6.動(dòng)詞不定式作定語
例句:He is not an easy man to get on with.
解析:不定式作定語時(shí),常放在被修飾的詞語之后,與被修飾的詞語為邏輯上的主謂關(guān)系或動(dòng)賓關(guān)系;如果不定式的動(dòng)詞是不及物動(dòng)詞,其后要加上必要的介詞或副詞,構(gòu)成的短語動(dòng)詞相當(dāng)于及物動(dòng)詞。
7.動(dòng)詞不定式的否定形式
There is going to be an important meeting tomorrow. Please try not to be late.
解析:動(dòng)詞不定式的否定形式通常是在不定式符號to的前面加上not,如果是不帶to的不定式就直接在動(dòng)詞原形前面加上not.
8.某些動(dòng)詞后面接不定式和接動(dòng)詞-ing形式的區(qū)別
例句:Jim was badly hurt, so he had to stop walking. (用所給單詞的正確形式填空)(四川省)
解析:一些常見的動(dòng)詞后面接不定式和接動(dòng)詞的-ing形式的區(qū)別如下:"stop to do sth"意為"停止正在做的事情去做另外一件事","stop doing sth"意為"停止正在做的事":"remember to do sth"意為"記住去做某事"(事還未做),"remember doing sth"意為"記得做過某事"(事已做):"go on to do sth"意為"接著做某事"(做完一事,接著做另一事),"go on doing sth"意為"繼續(xù)做某事"(一事未做完接著往下做):"forget to do sth"意為"忘了做某事"(事還未做),"forget doing sth"意為"忘了曾做過某事"(事已做)。
9.不帶to的動(dòng)詞不定式
例句:I was made to do my homework in the afternoon.
解析:1.在see, watch, hear, feel等感官動(dòng)詞和make, have, let等使役動(dòng)詞后面作賓語補(bǔ)足語的不定式不帶to.但是在被動(dòng)語態(tài)中,作主語補(bǔ)足語的不定式要帶to(let沒有被動(dòng)語態(tài))。
2.在"had better"后面接不帶to的不定式。
10.動(dòng)詞不定式的被動(dòng)式和其他形式
The new hospital to be built is near the factory.
解析:當(dāng)不定式的邏輯主語是不定式所表示的動(dòng)作的承受者(賓語)時(shí),用動(dòng)詞不定式的被動(dòng)式,即:to be +過去分詞;如果不定式所表示的動(dòng)作發(fā)生在謂語動(dòng)詞表示的動(dòng)作之前,不定式用完成式,即:to have +過去分詞;如果不定式表示的動(dòng)作和謂語動(dòng)詞表示的動(dòng)作同時(shí)發(fā)生,用不定式的進(jìn)行式,即:to be +現(xiàn)在分詞。
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