1.—Sorry, Liz. I think I was a bit rude to you. —________, but don't do that again!

A Go ahead

B Forget it

C It depends

D With pleasure

解析：选B。B 考查交际用语。A.Go ahead可以，开始吧；B.Forget it没关系，算了;C. It depends视情况而定；D.With pleasure乐意帮忙。根据语境，故选择B选项。 该句译文：——对不起，莉兹。我想我对你有点粗鲁。——没关系，但下不为例。

2.The quality of education in this small school is better than _______ in some larger schools.

A that

B one

C it

D this

解析：选A。A 考查代词辨析。A.表示比较时，指代前面的quality of education要用that。that用来指代前面的单数可数名词或不可数名词，特指；B.同名异物，为泛指，相当于a/an＋名词；C. 用来指代上文或前面提到的人或物，意为“它”， 同名同物；D. 用来指代下文要提到的人或物，也可指较近的人或物。故选择A选项。 该句译文：这所规模较小的学校的教育质量比一些规模较大的学校的教育质量好得多。

3.Only when Lily walked into the office _________ that she had left the contract at home.

A she realized

B has she realized

C she has realized

D did she realize

解析：选D。D 考查倒装及时态。only修饰状语从句，且放在句首时，主句要用部分倒装，排除AC二选项，剩下B和D两选项，再根据时间状语when Lily walked into the office可知要用一般过去时。故答案为D。 该句译文：当莉莉走进办公室时，她才意识到她把合同忘在家里了。故选择D选项。

4.—Jack, you seem excited. —_________? I won the first prize in the English speech contest.

A Guess what

B So what

C Pardon me

D Who cares

解析：选A。A考查交际用语。A. Guess what猜猜看；B. So what那又怎样，那又如何；C.Pardon me对不起，没听清别人话语时的用语；D. Who cares谁会关心那个呀。根据语境，故选择A选项。 该句译文：杰克，你看起来很兴奋。——猜猜看？我获得了英语演讲比赛一等奖。

5._________ in painting, John didn't notice evening approaching.

A To absorb

B To be absorbed

C Absorbed

D Absorbing

解析：选C。C 考查非谓语动词。当be +V-ed 在句中作非谓语时，只选V-ed选项，那么只有C选项符合，作原因状语。此处的Absorbed in painting相当于原因状语从句Because he was absorbed in painting的省略。故选择C选项。 该句译文：沉迷于绘画中，约翰没有注意时间已到了傍晚。

6.Jane can't attend the meeting at 3 o'clock this afternoon because she ______ a class at that time.

A will teach

B would teach

C has taught

D will be teaching

解析：选D。D 考查将来进行时。时间状语at that time指的是前面的at 3 o'clock this afternoon，表示将来某个时刻正在做某事，要用将来进行时。A. 一般将来时；B. 一般过去将来时；C. 现在完成时；D.将来进行时。故选择D选项。 该句译文：琼不能参加今天下午3点钟的会议，因为那时她正在上课。

7.I _______ have worried before I came to the new school, for my classmates here are very friendly to me.

A mightn't

B mustn't

C needn't

D couldn't

解析：选C。C 考查情态动词辨析。A. mightn't have done 本来不可以做；B. 没有mustn't have done 结构；C.needn't have done...本不必做的事而实际上做了，符合语境；D. couldn't have done 本来不能做某事。故选择C选项。 该句译文：在来到新学校前我本不必担心，因为在新学校我的同班同学对我很友好。

8.________ for two days, Steve managed to finish his report on schedule.

A To work

B Worked

C To be working

D Having worked

解析：选D。D 考查非谓语动词。A. 不定式 to work 表示将来；B. worked 过去分词，表示完成，被动结构；C. To be working不定式的进行时，表示与谓语动词managed to finish同时进行；D. Having worked 现在分词的完成式，动词work与句子主语Steve之间为主动关系，故要用现在分词，同时work的动作发生在谓语动词managed to finish之前，故要用完成时形式。所以选择D选项。 该句译文：工作了两天后，史蒂夫设法准时完成了报告。

9.Despite the previous rounds of talks, no agreement _______ so far by the two sides.

A has been reached

B was reached

C will reach

D will have reached

解析：选A。A 考查时态、语态。A. has been reached 现在完成时的被动语态，根据时间状语so far可知此处要用现在完成时，主语agreement与动词reach之间为动宾关系，故要用现在完成时的被动形式；B．was reached 一般过去时的被动语态；C．will reach一般将来时；D．will have reached 将来完成时。故选择A选项。 该句译文：尽管之前进行了几次谈判，但到目前为止双方没达成任何协议。

10.Tom had to ________ the invitation to the party last weekend because he was too busy.

A turn in

B turn down

C turn over

D turn to

解析：选B。B 考查动词短语。A.turn in上交；B. turn down拒绝，符合语境；C.turn over (使)翻转，调转；D.turn to (使)转向，求助于。故选择B选项。 该句译文：因为太忙了，上周末汤姆不得不拒绝聚会的邀请。

11.If you have any doubts about your health, you'd better ______ your doctor at once.

A convince

B consult

C avoid

D affect

解析：选B。B 考查动词辨析。A. convince使相信，使明白；B. consult请教，咨询，找(医生)诊治；C. avoid避免；D. affect影响。根据语境，故选择B选项。 该句译文：如果你对健康状况有所怀疑的话，你最好马上咨询医生。

12.We need to get to the root of the problem _______ we can solve it.

A while

B after

C before

D as

解析：选C。C 考查时间状语从句。A．while当……时；B．after在……之后；C．before在……之前；D．as作为，因为，当……时。根据逻辑关系可知，“找到问题的根源”在“解决问题”之前发生。故选择C选项。 该句译文：我们需要找到问题的根源后才能解决它。

13.I wish I ______ at my sister's wedding last Tuesday, but I was on a business trip in New York then．

A will be

B would be

C have been

D had been

解析：选D。D 考查虚拟语气。A．will be 一般将来时；B．would be 过去将来时；C．have been 现在完成时；D．had been过去完成时；wish后的宾语从句要用虚拟语气，对过去发生过的事情的虚拟要用过去完成时。故选择D选项。 该句译文：我希望上个星期二我出席了姐姐的婚礼，但那时我正在纽约出差中。

14.See, your computer has broken down again! It doesn't ______ sense to buy the cheapest brand of computer just to save a few dollars.

A have

B make

C display

D bring

解析：选B。B 考查动词辨析。A．have有；B．make 使……；C．display呈现；D．bring带来。固定表达make sense是明智的，有意义，是合情合理的，符合语境。故选择B选项。 该句译文：看，你的电脑又坏了！仅为了节省几美元而买最便宜品牌的电脑不明智。

15.The boss of the company is trying to create an easy atmosphere _______ his employees enjoy their work.

A where

B which

C when

D who

解析：选A。A 考查定语从句。先行词为an easy atmosphere，在从句中作地点状语。where是关系副词，引导定语从句，故要用where。故选择A选项。 该句译文：该公司的老板试图创造轻松的氛围，这样他的员工就可以享受工作的乐趣。