Unit 2
(时间：30分钟 满分：35分)
Ⅰ.单项填空(共15小题；每小题1分，满分15分)
1．Our government is trying its best to________the social security system to protect people's rights.(2012·山东曲阜一中高三摸底考试)
A．balance B．reform C．conduct D．press 答案 B [考查名词词义的辨析。balance平衡；reform改革；conduct行为；指挥；press印刷；报刊。句意：我们的政府正尽最大努力改革安全保障体系以保护人们的权利。]
2．Some drunken drivers think that they may be lucky to________a fine, which may cost their own lives.
A．get through B．get along with C．get down to D．get away with
答案 D [考查动词短语的辨析。get through完成；通过；get along with 与……相处；get down to 开始认真干某事；get away with 被放过；(做坏事)不受惩罚。句意：有的醉酒驾驶的司机认为他们可能会很幸运的逃避惩罚，这样做会使他们付出生命的代价。]
3．—I am afraid this pair of shoes is a little expensive.
—If you really want to buy them, I will give you a________of 10 percent. A．quantity B．amount C．discount D．account 答案 C [考查名词辨析。 quantity数量；amount数量；discount折扣；account账目。此处为“10%的折扣”。句意：——恐怕这双鞋子有点贵了。——如果你真的想买的话，我会给你打10%的折扣。]
4．Many countries are increasing their use of natural gas, wind and other forms of alternative________.
A．energy B．strength C．power D．force 答案 A [考查名词词义的辨析。energy能源；精力；strength力气；力量；power权力；力量；force力；力量。句意：许多国家正增加天然气、风和其它
可替代能源的利用。]
5．________the Internet is________，I do not think it is a good idea to spend too much time on it. A．When; greatly beneficial B．As; a great benefit C．While; of great benefit D．Now; of no benefit
答案 C [第一空考查状语从句的连接词。while作尽管讲时应位于主句前；as 作尽管讲时该从句用倒装结构。be of benefit相当于be beneficial，表示有益的。句意：尽管网络很有益处，但我认为花费太多的时间上网并不是好主意。] 6．The new administration has promised people to________administrative expenses by ten percent next year.
A．cut down B．cut up C．cut off D．cut out
答案 A [考查动词短语的辨析。cut down减少；缩减；cut up 切碎；cut off 切断；断绝；cut out突然熄火；停止运转。句意：新政府向人们许诺明年减少行政开支的10%。]
7．—What sort of house do you want to have? Something big? —Well, it________be really huge；the size isn't so important. A．needn't B．mustn't C．can't D．won't 答案 A [考查情态动词的用法。由语境可知A项正确。句意：——你想拥有什么样的房子？大点的吗？——噢，没有必要太大，面积并不重要。]
8．—Tony, make sure everything________for the meeting before 7：30. —Don't worry about it, sir.I've already made it.
A．is prepared B．is being prepared C．has prepared D．will be preparing
答案 A [考查动词时态及语态。由时间状语before 可知，会议还没有举行，且everything与prepare之间为逻辑上的动宾关系，故用现在时的被动形式。句意：——Tony，要确保在7：30前大会议需要的一切准备好。——不用担心，