2011暑假必備寶典之高一英語(yǔ)知識(shí)點(diǎn)總結(jié)Unit3-4(24)

　　☆精典題例☆

　　1. Rainforests ___ and burned at such a speed that they will disappear from the earth in the near future. (NMET 2002春上海)

　　    A. cut  B. are cut  C. are being cut  D. had been cut

　　【解析】選C  本題是在語(yǔ)境中考查現(xiàn)在進(jìn)行時(shí)的被動(dòng)語(yǔ)態(tài)。本句意為“雨林以這樣的速度被砍伐和焚燒，會(huì)導(dǎo)致它在不久的將來(lái)從地球上消失。”體會(huì)語(yǔ)境和句意便知此處選擇C項(xiàng)，表示現(xiàn)階段在進(jìn)行的動(dòng)作。

　　2. Twenty-three hours has passed after the explosion in the mine, but rescue efforts to recover the missing ____ carried out.

　　    A. are still being    B. have already been

　　    C. are always    D. will soon be

　　【解析】選A本句意為“礦井爆炸已過(guò)23小時(shí)了，但對(duì)失蹤人員的搜索還在進(jìn)行中。”

　　3. -- When are you leaving?  -- My plane ____ at 10:45.

　　A. takes off            B. took off

　　    C. is about to take off    D. will take off

　　【解析】選A飛機(jī)是按時(shí)刻表運(yùn)行的。

　　4. -- Excuse me, what time is it now?

　　    -- Sorry, my watch ____. It ____ at the shop.

　　    A. isn't working; is being repaired

　　    B. doesn't work; is being repaired

　　    C. isn't working; is repaired

　　    D. doesn't work; is repaired

　　【解析】選B doesn't work說(shuō)明“手表不工作”的狀態(tài)，而不只是現(xiàn)在才壞了。后句意為“手表正在商店里修理”，故應(yīng)用is being repaired。

　　5. John, who is considered ____ a warm-hearted man, is considering ____ his neighbor out of trouble.

　　A. to be; to help    B. to be; helping

　　C. being; to help    D. being; helping

　　【解析】選B be considered to be “被認(rèn)為是……”；consider doing “考慮做某事”。

　　6. He made a mistake, but then he corrected the situation ____ it got worse.

　　A. until    B. when    C. before    D. as

　　【解析】選C意思是“在事情還未變得更糟之前及

　　時(shí)糾正錯(cuò)誤”。

　　7. -- There is something wrong with my bike.

　　-- It doesn't matter. I ____ lend you mine.

　　A. am to  B. am going to  C. was going to   D. will

　　【解析】選D be to表示按計(jì)劃安排將來(lái)的動(dòng)作，be going to 表示最近打算做某事，will 在此是情態(tài)動(dòng)詞，表示“意志；意愿”。如：I will tell you all about it.

　　8. Children at the beginning of this century ____ a lot and ____ themselves greatly even without television.

　　A. used to read; enjoying    B. used to read; enjoyed

　　C. were used to reading; enjoy

　　D. were used to read; enjoying

　　【解析】選B  前后時(shí)態(tài)要保持一致。