1.________ helpful advice you gave us on protecting ourselves yesterday.

A. How

B. What

C. What a

D. What an

2.It's ______ honor for me to give a speech in such an important event.

A. a

B. an

C. the

D. /

3.I'm going to the railway station to meet my friend ______ this afternoon.

A. in

B. on

C. at

D. /

4.Cassie got tired ______ the busy life in the city, so she chose to move to the countryside.

A. for

B. to

C. from

D. of

5.______ people mix litter in one bag as they’ve known the importance of garbage classification(垃圾分类).

A. Few

B. A few

C. Little

D. A little

6.Although the Internet makes ______ life more convenient, it sometimes causes trouble.

A. we

B. our

C. us

D. ours

7.Tim can take only two of his group members into the studio and leave ______ waiting outside.

A. the others

B. others

C. other

D. the other

8.These kinds of mushrooms look ______ but you should never eat them.

A. gently

B. beautifully

C. softly

D. lovely

9.That photo in my childhood shows one of ______ memories of mine.

A. precious

B. more precious

C. much precious

D. the most precious

10.Parents should always keep an eye on little children, ______ they may get lost.

A. so

B. but

C. or

D. and

11.Don't touch that wire with a wet hand. We ______ always be careful with electricity.

A. need

B. can

C. must

D. may

12.With China’s support, the first-ever image of a black hole ______ on 10th April, 2019.

A. was released

B. were released

C. are released

D. is released

13.A total of 254 students ______ from New York University Shanghai by last year.

A. graduate

B. graduated

C. has graduated

D. had graduated

14.Once you make a decision, you'd better ________ your mind from time to time.

A. not change

B. don't change

C. not to change

D. not changing

15.The manager often suggests ________ on both sides of the paper in order to save resources.

A. write

B. writes

C. writing

D. to write

16.Which underlined part is different from the others in pronunciation?

A. paint

B. explain

C. Britain

D. train

答案与解析：

1.B

句意：你昨天给了我们多么有用的建议来保护我们自己。本题考查感叹句。根据helpful advice you gave us on protecting ourselves yesterday.可知这里考查了感叹句，本句的中心词是advice，它是一个不可数名词，helpful是一个形容词，在这里修饰advice，根据What+形容词+不可数名词+主语+谓语!此空应填What，故选B。

2.B

句意：在这样重要的事件中发表演讲是我的荣幸。本题考查冠词的辨析。根据固定句型it is + n/adj. for sb to do sth.空后名词honor读作[ˈɒnə]，是以元音音素开头的单词，此空应填不定冠词an，故选B。

3.D

句意：今天下午我要去火车站接我的朋友。本题考查介词的辨析。根据空后指示代词this作为限定词，前面不用介词，此空故填/，故选D。

4.D

句意：卡西厌倦了城市里繁忙的生活，所以她选择搬到农村去。

本题考查介词的辨析。A.为了；B.朝，到；C.从……起；D.……的。根据固定短语get tired of对……感到厌倦，可知，此空应填介词of，故选D。

5.A

句意：很少有人把垃圾混合在一个袋子里，因为他们知道垃圾分类的重要性。本题考查不定代词的辨析。A. Few很少，修饰可数名词，表示否定；B. A few一些，修饰可数名词，表示肯定；C. Little很少，修饰不可数名词，表示否定；D. A little一点，修饰不可数名词，表示肯定 。根据空后名词people是可数名词可知，表示否定意思，此空应填Few，故选A。

6.B

句意：虽然因特网使我们的生活更方便，但有时也会引起麻烦。本题考查代词的辨析。A. we我们，主格；B. our我们的，形容词性物主代词；C. us我们，宾格；D. ours我们的，名词性物主代词。根据空后名词life可知，此空应填形容词性物主代词our作定语，故选B。

7.A

句意：蒂姆只能带两个组员进演播室，其他组员在外面等着。A.the others的意思是"特指别的一些人或物"，指其余的全部；B.others是other的复数形式，意思是"别的，其他的"，表示泛指；C.other的意思是"别的，其他的"，后跟名词；D.the other的意思是"特指两者中的另一个"。根据Tim can take only two of his group members into the studio因此可知这句话的意思是"蒂姆只能带两个组员进演播室，其他组员在外面等着。"表示特指，此空应填the others，故选A。

8.D

句意：这些蘑菇看起来很可爱，但你千万不要吃。本题考查系表结构。A.温柔地；B.美丽地；C.温柔地；D.可爱的。根据空前系动词look可知，此空应填形容词作表语，A. gently，B. beautifully和C. softly，都是副词，不符合题意，此空应填lovely，故选D。

9.D

句意：我童年时的那张照片显示了我最珍贵的记忆之一。本题考查固定用法。根据固定用法one of +the +adj.+名词的复数形式，意思是“最……之一”，根据句意，此空应填the most precious，故选D。

10.C

句意：父母应该一直留意他们的小孩子，否则他们很容易丢失。本题考查的是连词的用法。根据选项的意思，A选项的意思是"因此"，表示因果关系； B选项的意思是"但是"，表示转折关系； C选项的意思是"否则"，表示相反的假设；D选项意思是"和，并且"，表示并列关系。根据句意"父母应该密切注视他们的小孩子，_____他们很容易丢失。"可知，应该使用or来表示相反的假设，故选C。

11.C

句意：别用湿手碰那根电线。我们必须始终小心用电。本题考查情态动词。A.需要；B.可以；C.必须；D.可以。根据上句Don't touch that wire with a wet hand. 别用湿手碰那根电线。根据句意可知，此空是“必须的意思”，应填must，故选C。

12.A

句意：在中国的支持下，有史以来第一个黑洞图像于2019年4月10日发布。本题考查动词的被动语态。A. was released主语是第三人称单数的一般过去时态的被动语态；B. were released一般过去时态的被动语态；C. are released一般现在时态的被动语态；D. is released主语是第三人称单数的被动语态。根据空前a black hole和空后on 10th April, 2019可知，此句是一般过去时的被动语态，此空应填was released，故选A。

13.D

句意：截至去年，共有254名学生毕业于上海纽约大学。本题考查动词的时态。A. graduate动词原形；B. graduated过去式或过去分词；C. has graduated    现在完成时态形式；D. had graduated过去完成时态形式。根据此句的时间状语by last year可知，此句是过去完成时态，此空应填had graduated，故选D。

14.A

句意：一旦你做了决定，你最好不要时不时地改变主意。本题考查had better的用法。根据You'd better可知，其后接动词原形，其否定形式为You'd better not do sth．此空应填not change，故选A。

15.C

句意：为了节省资源，经理经常建议在纸的两面都写。本题考查suggest的用法。A. write动词原形；B. writes一般现在时态的第三人称单数形式；C. writing动名词或现在分词；D. to write动词不定式。根据The manager often suggests结合选项，推测意思是经理经常建议在纸的两面都写。即考查suggest的用法，即suggest doing sth．建议做某事，此空应填writing，故选C。

16.C

句意：下列哪个单词划线部分的发音与其它不同？

A. paint读作[peɪnt] ；B. explain读作[ɪkˈspleɪn]；C. Britain读作[ˈbrɪtn]；D. train读作[treɪn]。可知Britain读作[ˈbrɪtn]，字母组合ai不发音，故选C。