Unit 3知识点详解及练习 2020-2021学年人教版英语八年级下册讲义

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Unit3 Could you please clean your room?

一．重点单词

1. take /teɪk/ v. 拿，采取，获得

用法例句

(1) take out 意为“把......带出去”

take out the rubbish: 倒垃圾

Please take out the rubbish when you go out.

(2)take off

意为“脱下; 起飞; 请假”

Take off your wet clothes.

When did the plane take off?

I want to take a day off.

(3) take down 意为“写下，记下” I didn’t take down his phone number.

(4) take up 意为“开始从事; 占用” I want to take up writing.

The work took up all of Sunday.

(5) take away 意为“拿走” Please take the rubbish away. It’s smelly.

(6) take sb. sth./ take sth. To sb.

意为“给某人送去某物”

Take her some flowers.

= Take some flowers to her.

练习：

1. Bob is taking the desks away because they ________ too much room.

A. stand up B. pick up C. take up D. listen up

2. —Tom，it's cold outside.________ your coat when you go out.

—OK，Mum.

A. Take off B. Take away C. Put away D. Put on

【参考答案】1. C 2. D

2. stay /steɪ/ v. 逗留，停下；保持某种状态

用法例句

(1) stay out 意为“待在外面，不回

家”

That was the first time Elliot stayed out all

night.

(2) stay out of 意为“不插手，置身

事外”

He warned the army to stay out of the way of

the relief effort.

(3) stay with 意为“跟着... 不离开” I know you need your freedom too much to

stay with me.

(4) stay up (late)意为 “熬夜，不睡

觉”

I used to stay up late with my mom and watch

movies.

(5) stay in(大地点)/ at(小地点)意为

“待在某地”

I prefer to stay at home on the weekend.

用所给词的适当形式完成句子（词数不限）

(1) 每天喝牛奶有助于保持健康。

It will help you ___________ (stay) healthy.

(2) 他们宁愿待在家而不愿去打篮球。

They prefer to _____________ (stay) home rather than ____________ (play)

basketball.

【参考答案】(1) (to) stay; (2) stay at, (to) play

3. in front of 在...... 前面

用法例句

(1) in front of （在事物外部的前

面） + 名词

There is a big tree in front of the

classroom.

(2) 拓展：In the front of（在事物内部

的前面）+ 名词

There is a teacher’s desk in the front of

the classroom.

辨析：ahead of, in front of, before

ahead of in front of before

相同点都表示“在......前面”

不同点 ahead of 指具体和比喻

空间上前面，还可以指

时间上提前或超越

in front of 一般用作表

示具体的地点介词，

可以指具体和比喻空

间上前面，但是不可

以指时间上提前

before 一般用在具体

时间前面，表示“在

……之前”；还可表

示时间上的先后顺序

例句 The project was

completed ahead of the

schedule.

He was sprawling in

the sofa in front of the

TV.

Annie was born a few

weeks before

Christmas.

用 ahead of, in front of, before 填空

(1)We got up _____________ sunrise.

(2)The car _____________ me stopped suddenly and I had to brake.

(3)He will be ______________ others in English.

【参考答案】(1) before; (2) in front of; (3) ahead of

4. come /kʌm/ v. 来，出现，发生

用法例句

(1) come over 意为“经过，顺便来访” Come over when you have time.

(2) come across 意为“偶然遇见” I came across my English teacher at the

KFC yesterday.

(3) come out 意为“出来，出版” His book came out on time.

(4) come up with 意为“追上，想出” We have to come up with some practical

solutions.

(5) come true 意为“实现” I believe my dream will come true.

(6) come about 意为“发生” How did this come about?

1.用 come 的相关短语填空

(1)That magazine _____________ once a week.

(2)I’ll let you know if anything ______________.

2.选择

Very few experts have ________ complete new answers to the world’s economic

problems.

A. come out B. come up with C. come trueD. come across

【参考答案】1. (1) comes out; (2) comes about; 2. B

5. surprise /sə'praɪz/ n. & v. 惊奇，诧异

用法例句

(1) in surprise 意为“惊奇地” Tom looked at me in surprise.

(2) (take sb.) by surprise 意为“（令某

人）出其不意地...”

How it happens will take you completely

by surprise.

(3) to one’s surprise，意为“使人吃

惊的是”

To our surprise the boy won the prize.

(4) surprise 作及物动词意为“使......吃

惊”：surprise sb.

His progress surprised me.

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