大学英语每日一练（8-22）

61. Up to now, our society ______ with limited living space and a shortage of natural resources.

A. has been challenged

B. is being challenged

C. is challenging

D. has challenged

【答案】A

【解析】考查时态语态。句意：到目前为止，我们的社会一直面临着生存空间有限和自然资源匮乏的挑战。sb./sth. be challenged with sth.意为“某人/某物面临着……的挑战”，根据时间状语up to now可知，应用现在完成时。故答案选A。

62. The only language ______ is easy to learn is the mother tongue.

A. which

B. that

C. /

D. it

【答案】B

【解析】考查定语从句。句意：只有母语是最容易学习的语言。该句是that引导的定语从句，修饰language，因为language用only修饰，故关系代词只能选that，不能用which。故答案选B。

63. We can’t ______ people to change the habits of their lifetime over a short time.

A. agree

B. wait

C. expect

D. imagine

【答案】C

【解析】考查动词辨析。句意：我们不能指望人们在短时间内改变他们一生的习惯。agree同意;wait等待;expect期待，指望，料想，expect sb. to do sth.期望某人做某事;imagine想象。结合语境，故答案选C。

64. ______ trees have been planted near here, so the air is very fresh.

A. Two hundreds

B. Hundred of

C. Hundreds of

D. Hundreds

【答案】C

【解析】考查数词。句意：这里附近种了几百棵树，所以空气很新鲜。hundred有两种用法，一种是数字直接加上hundred，表示具体的数字，比如two hundred两百;另一种是hundreds of数以百计的。故答案选C。

65. If you need any help during your study here, please do not _______ to ask.

A. hesitate

B. force

C. urge

D. request

【答案】A

【解析】考查动词辨析。句意：如果你在这里学习期间需要任何帮助，请不要犹豫。hesitate犹豫;force强迫;urge催促;request要求。结合语境可知是不要犹豫去寻求帮助，故答案选A。

66. ______ a clever boy he is!

A. Why

B. How

C. Where

D. What

【答案】D

【解析】考查感叹句。句意：他是一个多么聪明的孩子啊!感叹句句型：What+a / an+形容词+可数名词单数+主语+谓语!故答案选D。

67. The Silk Road was _______ long that it passed through many countries.

A. so

B. too

C. very

D. quite

【答案】A

【解析】考查固定搭配。句意：丝绸之路很长，经过了很多国家。so ... that表示“如此……以至于……”;too太……，通常与to构成搭配too...to...表示“太……而不能……”;very非常;quite相当的。结合语境，故答案选A。

68. — Have you ever been to Shanghai?

— Yes. I ______ there a few months ago.

A. have been

B. went

C. have gone

D. go

【答案】B

【解析】考查动词时态。句意：——你去过上海吗?——是的，几个月前去过。根据时间状语a few months ago可知，是一般过去时。故答案选B。

69. He is good at singing, ______ we all know.

A. that

B. as

C. whom

D. what

【答案】B

【解析】考查定语从句。句意：他擅长唱歌，这是我们都知道的。as作关系代词可以引导非限制性定语从句，指代前面的整个句子，并作从句的宾语。故答案选B。

70. — When is Jay’s concert?

— It’s ______ three o’clock ______ the afternoon of July 18th.

A. at; in

B. at; on

C. on; in

D. in; on

【答案】B

【解析】考查介词用法。句意：——Jay的演唱会是什么时候?——是7月18日下午3点。在几点钟前面用at，在具体某一天上午、下午、晚上之前用on。故答案选B。