九年级人教版英语Unit7SectionA语法总结

Unit7Section A

Students are not allowed

to drink and smoke.

③be (not) allowed to do sth. (不) 被允许做某事

例：Passengers are not allowed to smoke.

不允许乘客吸烟。

3. I’m worried about your safety. 我担心你的安全。

(2) safety名词，意为“安全；安全性”，其常用短语in safety 意为“处于安全状态”。

例：I will answer for her safety.

我将对她的安全负责。

The children are now in safety.

孩子们现在安全了。

1. Teenagers should not be allowed to smoke.

2. Sixteen-year-olds should be allowed to drive.

3. Students should not be allowed to have part-time jobs.

1）part-time jobs是合成形容词，意为“兼职的；业余的；非全日制的”，其反义词是full-time,意为“全职的；全日制的”。

例：In America many students are part-time

workers.

在美国，许多学生是兼职工作者。

（2）job可数名词，意为“工作”，指零散的、具体的工作。其近义词为work，是不可数名词，其常用短语为at work，意为“在工作”。

例：He looked for work for several months

and at last he found a job most suitable

for him.

他一连找了好几个月的工作，最后找到

了一份适合自己的工作。

4. Sixteen-year-olds should be allowed to get their ears pierced.

get one’s ears pierced 意为“打耳洞”，此处get为使役动词，相当于make和have，意为“使；让”。“get / have+宾语+过去分词”意为“使某事被做”或“让某人做某事”。

例：You’d better go and get your hair cut.

it’s too long.

你最好去把头发理了。它太长了。

5.Teenagers should be allowed to choose their own

clothes.

1）choose及物动词，其后可接名词或代词作宾语。

例：He chose a good job last year.

去年他选择了一份好工作。

①choose to do sth.

例：He chose to go there by air.

他决定乘飞机去那里

②choose+特殊疑问词+to do

例：You will have to choose which one to buy.

你将不得不选择买哪一个。

（2）own 此处用作形容词，意为“自己的；本人的”，常用在形容词性物主代词或所有格之后，以加强语气。还可用作代词，意为“属于自己的东西”。常用结构“one’s own +sth.”表示”某人自己的……”,相当于“sth.+of one’s own”。

例：This is your own duty. Don’t be angry

with others.

这是你自己的责任。不要迁怒于他人。

I want to have a big house of my own.

我想有一所属于自己的大房子。

1. No way !没门

No way 意为“不可能；决不；不行；没门”，多用于口语中，表示某人不可能做某事或某事不可能发生。

例：----Can I leave now? 我可以现在离开吗？

----No way! 不行！

1b

1.Anna can go to the shopping center

by bus.

2. Anna wants to get her ears pierced.

3. Anna wants to choose her own clothes.

1c

A: I don’t think sixteen-year-olds

should be allowed to drive.

B: I agree. They aren’t serious

（1）sixteen-year-olds名词，意为“16岁的青少年”,相当于sixteen-year-old boys and girls。

sixteen-year-olds，sixteen-year-old与sixteen years old.

sixteen-year-olds“16岁的青少年”，是名词，在“基数词-名词（单数）-形容词”结构中，形容词后加-s表示一类人或事物。

例：Sixteen-year-olds should be allowed to

go out at night.

应该允许16岁的青少年夜间外出。

②sixteen-year-old“16岁的”，是由“基数

词-名词（单数）-形容词”构成的复合形容

词，在句中通常做前置定语，修饰名词。

例：My pen pal is a sixteen-year-old boy.

我的笔友是一个16岁的男孩。

③sixteen years old“16岁”，用来描述人的

年龄，常在句中作表语。

例：My brother is sixteen years old.

我哥哥十六岁了。