Wu Dajing did a great deal of practice before the Winter Olympics in 2018 so that he won a gold medal.

A. many B. hundreds C. a large amount of D. a large number of

C 【解析】句意：吴大静在2018冬奥会之前做了大量的练习，所以他获得了一枚金牌。考查同义词辨析。a great deal of大量的/许多的，后接不可数名词。四个选项都有“大量”的意思，但是用法有别。many和a large number of后面需接复数名词，句中的practice是不可数名词，可排除AD两项；hundreds需和of连用，也可排除。a large amount of后接...

The woman hasn’t heard from her husband since the war started.

A. hasn’t listened to B. hasn’t received a letter from C. hasn’t got from D. hasn’t caught

B 【解析】句意：自从战争爆发以来，这个女人就没有收到过丈夫的来信。考查同义词辨析。hear from sb.收到…的来信，义同receive a letter from sb.。根据句意语境，可知选B。

In order to have a better environment, factories in Chengdu are prevented pouring the waste into rivers directly.

A. are kept pouring B. are stopped to pour C. are stopped pouring D. are permitted to pour

C 【解析】句意：为了有更好的环境，成都的工厂被禁止直接向河流倾倒废物。考查同义词辨析。prevent sb/sth (from doing sth )阻止某人做某事，义同stop sb. from doing sth.停止做某事（不再做）。根据句意语境，可知选C。

Billy has got ____cough after eating dozens of ice-creams. He has to ____as quickly as he can.

A. a，go to hospital B. 不填，go to hospital

C. 不填，go to the hospital D. a, go to the hospital

A 【解析】句意：比利吃了几十个冰淇淋后咳嗽了。他必须尽快去医院。考查动词短语辨析题。get a cough患了咳嗽；go to hospital去医院看病；go to the hospital去医院（可以做任何事）。根据句意语境，比利咳嗽，当然是去医院看病的，可知选A。

When__by lovely flowers and wonderful wedding gifts, the bride is immersed in great happiness.

A. are surrounding B. surrounding C. are surrounded D. surrounded

D 【解析】句意：当新娘被可爱的鲜花和美妙的婚礼礼物包围时，新娘沉浸在巨大的幸福之中。考查动词语态辨析题。本句是when引导的时间状语从句，主句主语和从句主语是同一个人，从句省略主语。the bride是动词surround的受动者，需用被动语态。根据句意语境，可知选D。

Britain __to leave European Union last year. David Cameron, former Prime Minister __since then.

A. decided, retired B. decided, has been retired

C. has decided, retired D. has decided, has retired

B 【解析】句意：英国去年决定退出欧盟。英国前首相戴维卡梅伦( David Cameron )从此退休。考查动词时态辨析题。last year去年，用于一般过去时，可排除CD两项。since then从那时起，用于现在完成时，可排除A项。根据句意语境，可知选B。

After Nicholas had an accident, he suffered_____ eye injuries. And his eyes were sensitive _____ strong light.

A. from, to B. 不填，with C. 不填，to D. from, with

A 【解析】 句意：尼古拉斯出事后，眼睛受了伤。他的眼睛对强光敏感。考查介词辨析题。suffer from患（某种病），受（某种病痛）折磨；sensitive to对…敏感；都是固定短语。根据句意语境，可知选A。

-I won’t go travelling again during the spring festival. You can’t imagine how expensive the hotel is!

-____________. The transport is a big problem, too.

A. So will I B. Nor do I C. Neither will I D. So I will

C 【解析】句意：——春节期间我再也不去旅游了。你想象不出这家旅馆有多贵！——我也不会。运输也是个大问题。考查倒装句。前面所述的情况也适合于后面一个人或事物，通常在so后用倒装句式；但是如果前面所述情况为否定式，则用neither，nor引出倒装句。根据前文I won’t go travelling again during the spring festival.，结合对话语境，可知对句表...

When I arrived home, feeling extremely hungry and tired, my dear mother ______ with her friends online.

A. is chatting B. chats C. chatted D. was chatting

D 【解析】句意：当我回到家时，感到极度饥饿和疲倦，我亲爱的母亲正在网上和她的朋友聊天。考查动词时态辨析题。本句是when引导的时间状语从句，从句arrived是一个短暂性动作，主句是一个同时发生的持续性动作，需用过去进行时。根据句意结构和语境，可知选D。

There was a/an _______ smile on his face after watching his son’s wonderful performance in the speech competition.

A. unpleasant B. surprising C. satisfied D. satisfying

C 【解析】句意：在看他儿子在演讲比赛中的精彩表演后，他脸上露出满意的笑容。考查形容词辨析题。A. unpleasant讨厌的；B. surprising惊奇的；C. satisfied满意的，强调（主语）自己满意，主语是人；D. satisfying令（别）人满意的，主语是物。根据句意语境，可知ABD都不合句意，故选C。