易 錯 點 撥 自我完善?誤區(qū)備考

ative/choice/selection

(1)alternative一般強調(diào)在只有兩種可能性或者行為方式之間進行的選擇。

(2)choice泛指從一組人或物中進行的自由選擇，指選擇，挑選，抉擇。

(3)selection含有從許多可供選擇的人或物中擇優(yōu)選拔的意思。

[應(yīng)用1]　(1)The store offers a wide ______ of fruit and vegetables.商店提供許多可供選擇的水果和蔬菜。

(2)An unhappy _____________ is before you. Your mother will never see you again if you do not marry Mr Collins, and I will never see you again if you do.

擺在你面前的是個很不幸的難題，你得自己去選擇。如果你不嫁給柯林斯先生，你母親就再也不想見你，而如果你要嫁給他，我就再也不愿見到你。

choice ? , ??alternative

(3)Parents should be careful in their _____________ of the movies their young children see.

家長們在為孩子們挑選電影時應(yīng)小心謹慎。

selection

2. interrupt/disturb

(1)interrupt打斷(某人的)談話；中斷(某人的)行動

(2)disturb①打擾(尤指正在工作的人)；妨礙(某人的睡眠)

②使煩惱(worry)

[應(yīng)用2]　(1)If you get up early, try not to _________ anyone else.

如果你起得早，盡量不要打擾別人。

(2)You’d better not ___________ him when he is speeking.

當他在說話時你最好別打斷他。

(3)I’m sorry to ___________ you, but can I talk to you for a moment？

對不起，打擾你一下，我能跟你談一會兒嗎？

disturb ?, ??interrupt ? , ??disturb

3. 現(xiàn)在完成進行時

[應(yīng)用3]　(1)—I'm sure Andrew will win the first prize in the final.

—I think so. He ______ for it for months.

A．is preparing ? ? ? ?B．was preparing ? ? ?C．had been prepared ? ? ?D．has been preparing

答案：D

解析：從語境可知 prepare 這一動作從過去一直持續(xù)到說話時。故用 have been doing.

(2)She ought to stop working. She has a headache because she ______ all day long.

A．has been reading ? ? ? B．had read ? ??C．is reading ? ? ? D．read

答案：A

解析：主句用了一般現(xiàn)在時，從句強調(diào)到現(xiàn)在為止，一直在讀書，所以用現(xiàn)在完成進行時。

(3)Cathy is taking notes of the grammatical rules in class at Sunshine School, where she ______ English for a year.

A．studies ? ? ? ?B．studied ? ? ? ?C．is studying ? ? ? ?D．has been studying

答案：D

解析：凱茜正在陽光學校記語法筆記，她一直在那里學英語，到現(xiàn)在一年了。

(4)Ever since the Greens moved to the country a year ago, they ______ better health.

A．a(chǎn)re enjoying ? ? ? ? B．have been enjoying ? ? ? ?C．could have enjoyed ? ? ? ? ?D．had enjoyed

答案：B

解析：ever since (自從……以來)引導(dǎo)從句時，主句要用完成時態(tài)。本句強調(diào)“一直進行”，所以選B.

(5)—Did you find the missing couple in the mountain yesterday?

—No, but we ______ to get in touch with them ever since.

A．have tried ? ? ? ? ? B．have been trying ? ? ? ? ?C．had tried ? ? ? ? ? D．had been trying

答案：B

解析：從情景可知，句子的謂語應(yīng)使用現(xiàn)在完成時態(tài)，排除C、D兩項?，F(xiàn)在完成時表示動作到現(xiàn)在結(jié)束；現(xiàn)在完成進行時則表示動作持續(xù)到現(xiàn)在并且要延續(xù)到將來。運用到本題表示“過去一直并且以后也要盡力去取得聯(lián)系”。