一、時(shí)間狀語(yǔ)從句中的省略?
　　 When (she was) very young, she began to learn to play the piano.

她很小時(shí)，就開(kāi)始學(xué)習(xí)彈鋼琴。?

　　 While (I was) at college, I began to know him, a strange but able student.
我在上大學(xué)時(shí)就開(kāi)始認(rèn)識(shí)他，一個(gè)奇怪但有能力的學(xué)生。?

　　 When arriving, send me a telegram. (When you arrive, send me a telegram.)
到達(dá)之后，來(lái)個(gè)電報(bào)。?

　　 Before leaving, turn off all the lights. (Before you leave, turn off all the lights.)
走之前，請(qǐng)關(guān)閉所有的燈。?

　　 Don’t come in until (you are) asked to.
不叫你請(qǐng)你不要進(jìn)來(lái)。?

　　 Whenever (it is )possible, you should come and help.
不管什么時(shí)候只要有可能就來(lái)幫忙。?

　　 You should let us know the result as soon as(it is) possible.
你應(yīng)盡快讓我們知道結(jié)果。?

　　 注：as在引導(dǎo)時(shí)間狀語(yǔ)從句時(shí)，沒(méi)有這種省略現(xiàn)象。我們不可說(shuō)As walking, she found a nice shining thing on the ground.?


　　 二、地點(diǎn)狀語(yǔ)從句中的省略?
　　 地點(diǎn)狀語(yǔ)從句的省略常用下列結(jié)構(gòu)：where(ver) possible, where(ver) necessary,?
　　 Lay these books where possible you can find them easily.

把這些書(shū)放在你可能容易找到的地方。?

　　 Put in articles wherever necessary in the following passages.
在下列文章中需要的地方填入冠詞。?


　　 三、條件狀語(yǔ)從句中的省略?
　　 常用的句型是：if necessary, if possible, if true, if anyone等。如：?
　　 Send the goods now if (they are) ready.

貨物如果準(zhǔn)備好了，請(qǐng)送過(guò)來(lái)。
?
　　 He will come if (he is) asked.
如果叫他來(lái)，他就來(lái)。?

　　 If (it is) necessary, ring me at home.
如果有必要，朝我家里打電話。?

　　 Come along with me if (it is) possible.
如果有可能和我一起去吧。?

　　 If (it is) true, this will casue us a lot of trouble.
如果是真的，這會(huì)給我們帶來(lái)很多麻煩。?

　　 There are few people nowadays, if (there are) any, who remember him.
很少有人能記起他。?

　　 You should stay where you are, unless (you are) asked to leave.
你應(yīng)呆在你現(xiàn)在的地方不動(dòng)，除非叫你動(dòng)。?


　　 四、讓步狀語(yǔ)從句中的省略?
　　 He is a good man, though sometimes (he is) rather dull.

他真是個(gè)好人，盡管有時(shí)有點(diǎn)無(wú)聊。?

　　 Even if (I am ) invited to, I won’t go to such a bad lecture.
即使邀我去，我都不想聽(tīng)如此壞的報(bào)告。?


　　 五、比較狀語(yǔ)從句中的省略?
　　 She can play the piano just as wonderfully as you (do).

她鋼琴?gòu)椀奈夷銖椀囊粯雍谩?

　　She has finished the work earlier than (it has been ) expected.
她完成得比預(yù)期要早。