1. 動(dòng)詞bear(適宜于), deserve(應(yīng)受到), need(需要), require(需要), stand(忍受), want(需要)等后面接動(dòng)名詞時(shí),該動(dòng)名詞通常用主動(dòng)形式表示被動(dòng)意義。如:
His sufferings don't bear thinking about. 他受的苦難簡直不堪回首。
The desk needs repairing. 課桌需要修理。
The flowers want watering. 花需要澆水。
The man deserves punishing. 他這個(gè)人是罪有應(yīng)得。
注:其中有的動(dòng)詞也可直接跟不定式的被動(dòng)式。如:
The man deserves to be punished.
The desk needs to be repaired.
The flowers want to be watered.
2. 不定式用于某些動(dòng)詞(如have, have got, get, want, need等)的賓語后作定語時(shí),如果不定式的邏輯主語就是句子的主語,則要用主動(dòng)形式表示被動(dòng)意義。如:
I have a lot of work to do now. 我有很多事要做。
I want something to drink. 我想喝點(diǎn)什么。
I want to get something to read. 我想找點(diǎn)東西閱讀。
注意:如果不定式的邏輯主語不是句子的主語,則應(yīng)用被動(dòng)式,比較:
I have something to type. 我有些東西要打(字)。(指自己打字)
I have something to be typed. 我有些東西要打(字)。(指請(qǐng)人打字)
3. 形容詞cheap, comfortable, dangerous, difficult, easy, exciting, expensive, fit, good, funny, heavy, important, interesting, nice等接不定式做狀語時(shí),不定式的主動(dòng)形式表被動(dòng)意義。如:
This wine is pleasant to drink. 這種葡萄酒很好喝。
A bicycle is cheap to run. 使用自行車是很經(jīng)濟(jì)的。
The question is difficult to answer. 這個(gè)問題很難回答。
4. 形容詞worth后接動(dòng)名詞時(shí),該動(dòng)名詞要用主動(dòng)形式表示被動(dòng)意義。如:
The book is worth reading. 這本書值得一讀。
There's never anything worth watching on TV.電視上從來沒有值得看的節(jié)目。
5. 在too…to do 結(jié)構(gòu)中,不定式的主動(dòng)形式表被動(dòng)意義。如:
The text is too difficult to understand. 這篇課文難以理解。
6. 表示感覺或變化的feel, look, smell, sound, taste, turn, prove, get等系動(dòng)詞的主動(dòng)形式表示被動(dòng)意義。如:
The dish smells nice. 這道菜氣味好聞。
His words prove true. 他的話證明是真的。
7. 由及物動(dòng)詞轉(zhuǎn)類而來的不及物動(dòng)詞catch, close, lock, open, read, sell, wash, wear, write的主動(dòng)形式表示被動(dòng)意義,而且它們的狀語一般是表示效果或程度的副詞,如:well, easily, smoothly。如:
The cloth washes easily. 這種布容易洗。
The pen writes fluently. 這支筆寫起來流利。
8. 動(dòng)詞let, blame的不定式做表語時(shí),它的主動(dòng)形式表示被動(dòng)意義。如:
The house is to let. 這座房子出租。
He can't be to blame. 他不能受責(zé)備。
9. There be結(jié)構(gòu)中的不定式做定語時(shí),主動(dòng)形式表被動(dòng)意義。如:
In the past, there were too many people to feed. 在過去需要養(yǎng)起來的人太多了。
There are many clothes to wash today. 今天要洗的衣服太多了。
10. 某些動(dòng)詞(如build, burn, cook, print, make等)的進(jìn)行時(shí),可用主動(dòng)形式表示被動(dòng)意義。如:
The house is building. 房子正在建。
The book is printing. 書正在印刷。
(來源:網(wǎng)絡(luò))