牛津英语模块五_Unit_2_知识点总结

Unit 2 the environment

1 Then we will open the floor for discussion

Open the floor 自由发言

I will open the floor to answer any question you might have

The discussion yesterday was really dull! We were just listening to him talking and talking.

Why not he _________ to everybody else?

A open the floor

B sweep the floor

C hold the door

D have the floor

2. waste

1) n. 废物, 浪费, 垃圾

Industrial waste must be prevented from polluting our rivers.

人们应当禁止工业垃圾污染我们的河流。

2) adj. 废弃的, 荒芜的, 多余的

The boy threw it away, thinking it was waste paper.

那个男孩以为它是废纸，把它扔掉了。

3) vt. 浪费, 消耗, 使荒芜(waste time in doing sth.)

There is no use wasting time in discussing how it happened.

浪费时间讨论它是如何发生的是没有用的。

3 amount表示“大量的”，修饰不可数名词；

在句中时，由amount(s)来决定动词的单复数。

A large amount of money is needed badly.

人们急需大量的金钱。

Large amounts of time are spent going over the lessons for the final exams.

为了期末考试，花大量的时间来温习功课。

The amount of the unemployed capital is very small.

可数名词Many, many a , a great many, a good many,

A large number of, large numbers of, a great number of, great numbers of

不可数名词much, a great deal of,

两者都可以lot of, lots of, plenty of, a large quantity of , mass of, masses of, large quantities of

1 As you can see, the number of cars on roads ________ rising these days.

A was keeping

B keep

C keeps

D were keeping

2 With more forests being destroyed, huge quantities of good earth ______ each year.

A is washing away

B is being washed away

C are washing away

D are being washed away

4. in addition (to) 表示附加原因，“而且，此外”。Besides, apart from

Except （表示不包括在内）除了

Additional tax 附加税

In addition, there is one more point I would like to make.

此外，我还想再说明一点。

In addition to the subjects already mentioned, students will also study biology.

包括刚才提到的科目，学生此外还要学生物。

_________ the cost, the project will take a lot of time as well.

A Other than

B Except for

C in addition

D in addition to

5. wipe out 消灭，灭绝，洗净…的内部

The deadly disease almost wiped out the whole nation.

致命的疾病几乎使整个民族消失。

All the information saved in the computer was wiped out by the virus.

所有储存在电脑里的资料全部被病毒删除了。

Can you wipe out the inside of the coffee pot?

你能把咖啡壶的内部洗干净吗？

In the 20th century, the Japanese invaded our country, but we managed to ______ the enemy and defende our motherland.

A wipe out

B carry out

C turn out

D put out

6. lay vt., vi.

1) 放，置 Lay it on the table. 把它放在桌上。

2) 摆放好 lay the table 摆好餐桌（摆好餐具）

3) 产，下（蛋）The hen laid three eggs.母鸡下了三个蛋。

If only we ______ quietly as the doctor instructed, he would not suffer so much now.

A lies

B lay

C had lain

D should lie

7 This will have a lasting effect upon the number of fish left for us to eat.

Have an effect on/upon 对…有…的影响

What you say or do will have an effect on others.

Be in effect 生效，有效

Some ancient laws are still in effect.

Come into effect 生效

The contract will come into effect next week.

Put/bring …into effect 使…生效，实行

The suggestion is all right in theory, but can’t be put into effect.

The scientist are convinced ____ the positive effect of laughter _____ physical and mental health.

A of; at

B by; in

C of; on

D on; at

8 The world’s population has grown to more than six times what it was in 1800

Grow 增长到to the price of the meat has grown to 20 yuan per kilogram. Increase to, climb to , rise to

增长了by the price of the meat has grown by 20% (one fifths) per kilogram.

fall下降，decrease 下降，减少

9 The figure is now approaching 6.5billion people.

1 数字she has a five figure income.

2 外形，身材，轮廓he has a strong figure.

Figure out 算出，想出，弄清

I want to figure out what their minds work.

The present situation is very complex, so I think it will take me some time to ______ its reality.

A make up

B figure out

C look through

D put off

10. 表示倍数的三种方法：

A 是B的多少倍: A is …times as … as

B （原级）

A is …times 比较级than

B （比较级）

A is …times the size/ length/ value/ width… of B

（形容词对应的名词形式）

This room is three times as big as that one.这个房间是那个房间的三倍

This room is three times bigger than that one.这个房间比那个大三倍

This room is three times the size of that one. 这个房间是那个房间的三倍

I like this jacket better than that one, but it costs almost three times______

A as much

B as many

C so much

D so many

Ten years ago the population of our village was _______ that of theirs.

A as twice large as

B twice as large as

C twice as much as

D as twice much as

Note:

1.倍数的基本表达都是以倍数打头，但要注意不同倍数的不同表达方法：

2.两倍要用twice或double，不用two times. 三倍常用three times,也可用thrice。

3.除整数倍以外，还有分数倍，百分数倍，几倍多或不到几倍等。如：六倍多（more than/over six times）, 一

半（half）,三分之一(one third),百分之六十（60%）等。