思馬得英語(yǔ)100個(gè)句子學(xué)英語(yǔ)語(yǔ)法（52）：關(guān)于不定式用法的注意點(diǎn)

　　<例句>

　　She tried to explain.

　　她試圖解釋一下。

　　<語(yǔ)法分析>

　　有些動(dòng)詞可以用不定式直接作賓語(yǔ)，如try, want, like, wish, hate, mean, pretend, begin, decide, learn, determine和 expect 等。還有些動(dòng)詞不能直接跟不定式作賓語(yǔ)，需用it代替不定式作賓語(yǔ)，這些動(dòng)詞有find, make, think, consider 和feel 等。也有些動(dòng)詞不能直接跟不定式作賓語(yǔ)，需在不定式前加連接代詞或連接副詞。有些動(dòng)詞可以跟不定式作賓語(yǔ)補(bǔ)語(yǔ)，如 love, teach, ask, get, tell, invite, force, oblige 和 beg 等。

　　<觸類旁通>

　　(1) Her father cannot afford to buy her a bike.

　　她的爸爸無(wú)法給她買輛自行車。

　　語(yǔ)法分析：不定式直接作賓語(yǔ)。

　　(2) I thought it impossible to arrive that place in one hour.

　　我認(rèn)為一個(gè)小時(shí)到達(dá)那個(gè)地方是不可能。

　　語(yǔ)法分析：it代替不定式作賓語(yǔ)。

　　(3) Does she know which to take?

　　她知道要哪一個(gè)嗎?

　　語(yǔ)法分析：動(dòng)詞know不能直接用不定式作賓語(yǔ)，需在不定式前加連接代詞或連接副詞。

　　(4) She asked me to help her with lessons this evening.

　　她請(qǐng)我晚上幫她補(bǔ)習(xí)功課。

　　語(yǔ)法分析：有些動(dòng)詞可以跟不定式作賓語(yǔ)補(bǔ)語(yǔ)。

　　(5) I wait for you to decide.

　　我等你做出決定。

　　語(yǔ)法分析：有些動(dòng)詞也可跟不定式作賓語(yǔ)補(bǔ)語(yǔ)。

　　(6) Listen to me read the text.

　　聽我讀課文。

　　語(yǔ)法分析：使役動(dòng)詞和某些感官動(dòng)詞后可接不定式作賓語(yǔ)，在主動(dòng)語(yǔ)態(tài)里，不定式省去to。

　　<鞏固練習(xí)>

　　1. The birds refused ____[take] him back.

　　2. She decided _____[do] some experiments to test her theory.

　　3. He pretended _____[finish] it.

　　4. This has made it necessary for agriculture and industry _____[develop] very quickly.

　　5. Do you consider it better not _____[go].

　　6. They know _____ to do it.

　　7. Nobody knows _____ to do next.

　　8. I've forgot ____ way to take.

　　9. She got young girls _____[learn] nursing there.

　　10. I ask Tom _____[lend] me some money.

　　11. I long for you ____[see] him.

　　12. I hope you'll advise me what _____[do].

　　13. He made some candles _____[give] light.

　　14. I made a big fire _____[keep] off the wild animals.

　　15. I have found her _____[be] friendly.

　　<參考答案>

　　1. to take 2. to do 3. to have finished 4. to develop 5. to go 6. how 7. what 8. which 9. to learn 10. to lend 11. to see 12. to do 13. to give 14. to keep 15. to be