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。

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.

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”。

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”。

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。

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。

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23小時(shí)了，但對(duì)失蹤人員的搜索還在進(jìn)行中。”