课时作业3：Unit 7 语法与写作专练

Unit 7 Teenagers should be allowed to choose their own
clothes.
语法与写作专练
单元语法专练
1．Hurry up! The exam must ________ in 100 minutes.
A．finish B．be finished C．is finished
2．— I don’t think sixteen-year-olds________ to drive.
—I agree. They aren’t serious enough at that age.
A．can allow B．need be allowed
C．should allow D．should be allowed
3．— How often do I need to feed the dog?
— It ________ food every day，or it will be hungry.
A．must give B．must be give
C．must gave D．must be given
4．—Food safety is very important.
—So some rules ________ to stop people from polluting food.
A．must make B．must be made
C．must made D．be made
5．—Jack，your room is dirty. It should ________ right away.
—Sorry，I’ll do it right now.
A．be cleaned B．be cleaning C．cleaned
6．In order to make our city more beautiful，more trees and flowers ________ every year. A．will plant B．should plant C．should be planted
7．－How often do I need to feed the birds?
－They ________ food every day，or they will be hungry.
A．must give B．mustn’t give
C．must be given D．mustn’t be given
8．Sixteen-year-olds shouldn’t ________ to go to an Internet bar.
A．be allowed B．be allow
C．allow D．are allowed
9．—I want to borrow the book，but I don’t know how long it may ________.
—For two weeks.
A．keep B．be borrowed C．borrow D．be kept
10．She________to work for 16 hours by her boss a day.
A．was made B．made C．make D．makes
11．Because of the support from all over the country，beautiful new buildings ________ here and there in the earthquake-hit areas in Sichuan.
A．can see B．can be seen C．will be seen D．see
12．—It’s difficult for the village children to cross the river for school.
—I think a bridge ________over the river.
A．built B．was built
C．has been built D．should be built
13．The fruit should be ________ well during winter.
A．keep B．kept C．keeping D．to keep
14．— Why________ most stars ________in the daytime?
— Because the sun is too bright.
A．can’t; see B．can’t; be seen C．weren’t; see D．weren’t; seen 15．All the mobile phones must ________ before the meeting starts.
A．turn off B．be turned off C．be turning off D．turned off 单元写作专练
Ⅰ. 根据汉语意思完成句子
1．六岁的孩子应该被允许挑选他们自己的衣服。

Six-year-olds________ ________ ________to choose their own clothes.
2．十岁的孩子应该被允许单独在街上骑自行车。

Ten-year-olds should________ ________to ride bikes on the streets________.
3．在写作考试中学生应该被允许使用英英词典。

In the writing test students should be ________to________ English-English dictionaries.
Ⅱ. 书面表达
同学们对“周末时学生该不该与朋友外出”的问题有不同的看法。

现在请你参照表格内所
提供的信息，写一篇英语短文。

内容包括：1．表格中部分同学的想法；
2．你的看法是周末时学生应该与朋友外出，写出你的三种想法；
3．70词左右，开头已经写好，不计入总词数。

Our classmates have different ideas about whether students should go out with their friends on weekends.
________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________, 习作点拨
本单元的写作项目是写与青少年的生活、学习密切相关的话题，并以自己独特的视角对那些热门的话题发表观点、意见。

这类作文属于记叙和议论相结合的文体，文章中必须有自己的观点，该观点要正确、鲜明。

写这类文章常用的句型有：
It’s also probably a good idea for sb. to do…
That would be a good way t o do…
The problem is…
I agree with some ideas and disagree with others.
【答案解析】
单元语法专练
1．【答案】B
【解析】考查语态。

句意：快点！考试100分钟以内必须完成。

本题中，exam与finish之间为被动关系，故用被动语态，而题干中有情态动词must，其后跟动词原形，故本题选B。

2．【答案】D
【解析】考查含有情态动词的被动语态。

句意为“我认为十六岁的孩子不应该被允许开车。

”“我同意。

在这个年龄他们不足够认真谨慎”。

不被允许应该用被动语态，故选D。

3．【答案】D
【解析】考查情态动词被动语态的用法。

句意为“这狗我要多长时间喂一次？”“必须每天给它喂食，否则它会饿的”。

答语中，主语是It，指的是the dog，和动词give 是动宾关系，要使用被动语态，情态动词must 的被动语态结构是：must ＋be ＋动词的过去分词，故选D。

4．【答案】B
【解析】本题考查含有情态动词的被动语态。

根据句意可知，故选B。

5．【答案】A
【解析】考查含有情态动词的被动语态。

句意为“杰克，你的房间脏了。

你应该立刻清扫。

”“抱歉，我马上就打扫”。

因此主语It和动词clean是被动的关系。

6．【答案】C
【解析】考查含有情态动词的被动语态。

句意：为了使我们的城市更加美丽，更多的花草树木应该每年都被种植。

因此主语more trees and flowers和动词plant是被动的关系。

7．【答案】C
【解析】考查被动语态。

They即birds，They和give为被动关系，因此用被动语态，故选C。

8．【答案】A
【解析】考查含有情态动词should的被动语态。

should be allowed to实际上就是含有情态动词should的被动语态，由“情态动词＋be ＋allowed to…”构成。

9．【答案】D
【解析】考查情态动词被动语态的用法。

书作主语，是谓语动词的动作承受者，因此用被动语态；根据提问一段时间可知应用延续性动词，故选D。

10．【答案】A
【解析】考查被动语态的用法。

She作主语，是谓语动词的动作承受者，故选A。

11．【答案】B
【解析】考查情态动词被动语态的用法。

建筑物作主语，是谓语动词的动作承受者，因此用被动语态；结合句意可知建筑物能够被看到，应为情态动词can 的被动语态结构：can ＋be ＋动词的过去分词，故选B。

12．【答案】D
【解析】考查情态动词被动语态的用法。

桥作主语，是谓语动词的动作承受者，因此用被动语态；结合句意可知桥应该被建造，应为情态动词should的被动语态结构：should ＋be ＋动词的过去分词，故选D。

13．【答案】B
【解析】考查情态动词被动语态的用法。

情态动词should的被动语态结构：should ＋be ＋动词的过去分词，故选B。

14．【答案】B
【解析】考查情态动词被动语态的用法。

结合句意可知应为含有can’t的被动语态：can’t ＋be ＋动词的过去分词，故选B。

15．【答案】B
【解析】考查情态动词被动语态的用法。

本句的主语为手机，是谓语动词的动作承受者，应为含有must的被动语态：must＋be ＋动词的过去分词，故选B。

单元写作专练
Ⅰ. 1．should be allowed2．be allowed，alone 3．allowed，use
Ⅱ. Our classmates have different ideas about whether students should go out with their friends on weekends.
Some of my classmates think that students should stay at home to do their lessons. And they should have enough time to have a good sleep. They should also help their parents do some housework. I have different ideas. We should go out with our friends for fun so that we can relax more. And we also share ideas with each other. What’s more，we also take some exercise together to keep fit.。