2011暑假必備寶典之高一英語知識點總結(jié)Unit3-4(16)

　　[例句]Please go out and tell the children to make less noise. 請出去告訴孩子們不要吵鬧。/ These bicycles have been rushed out and not up to our usual standard. 這些自行車匆忙大量生產(chǎn)，沒有達到我們的正常標準。/ Watch out. The train is coming. 小心，火車來了。/ Your will wear out your patience in time, my friend. 朋友，最終我們會沒有耐心的。

　　【考例】(2005湖北) This picture was taken a long time ago. I wonder if you can ____ my father.

　　     A. find out              B. pick out

　　     C. look out              D. speak out

　　[考查目標]此題主要考查out構(gòu)成的短語意思區(qū)別。

　　[答案與解析]B  pick out意為“挑選，辨別出”；find out意為“找出．發(fā)現(xiàn)”；look out意為“留神，注意”： speak out意為“大聲說出”。

　　[牛刀小試2]

　　請根據(jù)句意，選用所給短語的適當形式填空：

　　(get away，take up，take on，think out，get down to)

　　1. -- Shall we set off right now?  -- Sorry. I'm too busy to ____ for the moment. (get away)

　　2. The final examination is coming: you really must ____ your studies. (get down)

　　3. The manager doesn't have much free time as his work ____ nearly all his spare time. (takes up)

　　4. We also shared a number of qualities which we fell were in our favor when we ____ the task. (took on)

　　5. He might have ___his idea about the art exhibition much better, if he had planned what he wanted to say.  (thought out)

　　☆句型歸納☆

　　1. You shouldn't go rafting unless you know how to swim, and you should always wear a life jacket. 除非你會游泳，而且要一直穿著救生衣，否則就不應該去做漂流運動。

　　該句中的unless引導狀語從句。例如：One can't learn a foreign language well unless he studies hard.

　　unless引導的條件狀語從句，一般可以與if...not...互換。還要注意unless引導的從句經(jīng)常可以省略。

　　【考例】(200l北京春招)The men will have to wait all day ____ the doctor works faster.

　　    A. if    B. unless    C. whether    D. that

　　[考查目標]狀語從句。

　　[答案與解析]B  句子意思是“如果醫(yī)生不快點工作，

　　這些人將不得不等一整天。”應該選unless。