Unit 4 The Internet Connects Us Lesson 23 The Intenet-Good or Bad？课时练习（含解析）

Unit 4 The Internet Connects Us Lesson 23 The Internet-Good or Bad？
一、单选题
1．If we want to keep healthy, we should eat _______ fast food, ________ fresh vegetables and take enough exercise.
A．fewer; fewer B．less; more C．fewer; more D．less; less
2．Can you tell me what ________ him to change his mind
A．refused B．brought C．wanted D．caused
3．—Why are you so afraid of staying with your uncle
—He is so ________ that he never laughs or says much.
A．outgoing B．traditional C．serious D．simple
4．Hard work ________ success. We must work hard every day.
A．causes B．gets in the way of C．leads to D．instead of
5．In some ways, e-books seem to have many ________ over traditional ones, but I still like traditional books.
A．advantages B．appearances C．agreements D．achievements
二、单词首字母及单词填空
6．He often c______ trouble at school, so his father has to take him home.
7．The a________ of joining our club is that you can make many friends.
8．They were discussing the fire and its likely _____________ (原因).
9．My brother has a large collection of old ________ (硬币).
10．You should find a s________ (简单的) way to deal with the problem.
三、句子翻译
11．周末路上来往的车辆比平时少得多。
___________________________________________________________________________
12．突然到来的暴雨引发了许多问题。
___________________________________________________________________________
13．因为他很懒，所以他花在写作业上的时间比我少得多。
___________________________________________________________________________
14．将会有更多的车和更少的树。
___________________________________________________________________________
15．我的空闲时间比约翰 (John) 的少，但我加入的俱乐部比他多。
________________________________________________________________
四、阅读理解
Nelson Mandela, the first black President of South Africa, passed away at his home last month. He is one of the greatest people in the 20th century. The whole world mourned the loss of the father of new South Africa. His life is full of stories.
Nelson Mandela’s Life
Time Events
July 18, 1918 Was born in a rich family in South Africa
1944 Became a member of ANC
October 15, 1962 Was put into prison for opposing the white only government
February 10, 1990 Was set free—got out of the prison
1992 Visited China for the first time
1993 Won the Nobel Prize for Peace
May 9, 1994 Became the first black president of South Africa
December 5, 2013 Died at his home
16．Nelson is the first _________ president of South Africa.
A．white B．Asian C．woman D．black
17．Nelson Mandela won the Nobel Prize for_________ in 1993.
A．Physics B．Peace C．Medicine D．Chemistry
18．How long was Nelson Mandela in prison during his life
A．Over 30 years. B．18 years. C．16 years. D．Nearly 28 years.
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答案以及解析
一、单选题
1．答案：B
解析：句意：如果我们想保持健康，我们应该少吃快餐，多吃新鲜蔬菜，并进行足够的锻炼。考查比较级。fewer较少的，修饰可数名词；less较少的，修饰不可数名词；more更多的。根据“If we want to keep healthy, we should eat … fast food, … fresh vegetables”可知，想要保持健康，要少吃快餐，多吃新鲜蔬菜，fast food是不可数名词，故第一空填less，第二空填more，故选B。
2．答案：D
解析：句意：你能告诉我是什么让他改变了主意吗？考查动词辨析。refuse拒绝；bring带来；want想要；cause导致。cause sb. to do sth.表示“促使某人做某事”；根据下文“to change his mind”，可知问的是什么导致他改变了主意。故选D。
3．答案：C
解析：句意：——你为什么这么害怕和你叔叔住在一起？——他很严肃，从不笑，也不多说话。考查形容词辨析。outgoing外向的；traditional传统的；serious严肃的；simple简单的。根据“he never laughs or says much”可知，此处指他是严肃的，故选C。
4．答案：C
解析：句意：努力工作导致成功。我们必须每天努力工作。 考查动词短语。causes造成，引起不好的结果；gets in the way of妨碍，阻碍；leads to导致；instead of代替。根据句意可知，“成功”是“努力工作”导致的结果，故选C。
5．答案：A
解析：句意：在某些方面，电子书似乎比传统书更有优势，但是我还是喜欢传统书籍。 考查名词词义辨析。advantages好处，优势；appearances外表；agreements协议；achievements成就。短语take/have advantages over意为“优于……”，符合语境。故选A。
二、单词首字母及单词填空
6．答案：(c)auses
7．答案：(a)dvantage
8．答案：cause/causes
9．答案：coins
10．答案：(s)imple
三、句子翻译
11．答案：There is much less traffic on the roads at the weekends than usual.
12．答案：The sudden heavy rain causes a lot of problems.
13．答案：Because he is very lazy, he spends much less time doing the homework than I (do).
14．答案：There will be more cars and fewer trees.
15．答案：I have less free/spare time than John, but I am in more clubs than he (is)/him.
I have less free/spare time than John, but I join more clubs than he (does)/him.
四、阅读理解
答案：16．D 17．B 18．D
解析：16．细节理解题。根据短文第一段Nelson Mandela, the first black President of South Africa，可知他是南非第一个黑人总统。故选D
17．细节理解题。根据短文Won the Nobel Prize for Peace，可知他获得了诺贝尔和平奖，故选B。
18．推理判断题。根据短文描述曼德拉在1962年10月15日被投入监狱，在1990年2月10日出狱，共近28年。故选D
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