易 错 点 拨 自我完善•误区备考

ative/choice/selection

(1)alternative一般强调在只有两种可能性或者行为方式之间进行的选择。

(2)choice泛指从一组人或物中进行的自由选择，指选择，挑选，抉择。

(3)selection含有从许多可供选择的人或物中择优选拔的意思。

[应用1]　(1)The store offers a wide ______ of fruit and vegetables.商店提供许多可供选择的水果和蔬菜。

(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.

摆在你面前的是个很不幸的难题，你得自己去选择。如果你不嫁给柯林斯先生，你母亲就再也不想见你，而如果你要嫁给他，我就再也不愿见到你。

choice   ,   alternative

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

家长们在为孩子们挑选电影时应小心谨慎。

selection

2. interrupt/disturb

(1)interrupt打断(某人的)谈话；中断(某人的)行动

(2)disturb①打扰(尤指正在工作的人)；妨碍(某人的睡眠)

②使烦恼(worry)

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

如果你起得早，尽量不要打扰别人。

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

当他在说话时你最好别打断他。

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

对不起，打扰你一下，我能跟你谈一会儿吗？

disturb  ,   interrupt   ,   disturb

3. 现在完成进行时

[应用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：从语境可知 prepare 这一动作从过去一直持续到说话时。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：主句用了一般现在时，从句强调到现在为止，一直在读书，所以用现在完成进行时。

(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：凯茜正在阳光学校记语法笔记，她一直在那里学英语，到现在一年了。

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

A．are enjoying         B．have been enjoying        C．could have enjoyed          D．had enjoyed

答案：B

解析：ever since (自从……以来)引导从句时，主句要用完成时态。本句强调“一直进行”，所以选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：从情景可知，句子的谓语应使用现在完成时态，排除C、D两项。现在完成时表示动作到现在结束；现在完成进行时则表示动作持续到现在并且要延续到将来。运用到本题表示“过去一直并且以后也要尽力去取得联系”。