人教版高中英语必修3 Unit 2 Healthy eating 重点单词讲解

Unit 2 Healthy eating

重点单词

1. balance

n. 天平；平衡；结余，余额

v.平衡；权衡

Can you balance yourself on skates?

你穿冰鞋能保持平衡吗?

If you earn ￡100 and spend ￡60，your balance is ￡40.

如果你挣100英镑，花60英镑，那么你就会结余40英镑。

You have to balance the advantages of living in the country against the disadvantages.

你得权衡一下住在乡下的好处和坏处。

常用结构:

keep a balanced diet   保持饮食平衡

keep one’s balance   保持平衡

lose one’s balance   失去平衡

out of balance 不平衡

a sense of balance 平衡感

bank balance 银行余额

blance of trade贸易差额

keep balance of nature保持生态平衡

The two trucks had wheels out of balance on delivery.

这两部卡车在交货时车轮失去了平衡。

The boy has a lot of disadvantages, but on balance I think he is still a good boy.

这个男孩有很多缺点，但全面考虑，我认为他仍然是好孩子。

联想拓展

balanced adj. 合理的；收支平衡的；镇静的

balanced diet 均衡饮食

a balanced judgement 公平的判决

2. lie

vi.& n.说谎；谎话，谎言(lied，lied，lying)

vi.躺，卧；处于(某一位置)，在于……(lay，lain，lying)

常用结构:

tell a lie／tell lies to sb. 对某人说谎

a white lie    善意的谎言

lie to sb.  向某人说谎

lie in    在于；处于……状态

there lies ... 某地有……

lie on one' s back/side/stomach仰卧/侧卧/俯卧

It’s no wonder that she lied to the court.

难怪她对法庭撒了谎。

West of the lake lies the famous city.

那个著名的城市坐落在湖的西面。

You are lying but lies can not cover up facts.

你在说谎，但谎言掩盖不了事实。

I’d rather use my money than leave it lying in the bank.

我宁愿把钱花掉也不愿搁在银行里不用。

联想拓展

lay vt. 放；搁；下(蛋)；产(卵)(laid，laid，laying)

3. amount

n. 数量

vi. 合计，总计达；相当于，等同于

常用结构:

amount to  总共达；相当于；等于

an amount of ... 大量的……

the amount of ... ……的数量

Planning without any real action amounts to nothing.

只计划不行动等于什么都不做。

The total cost of repairs amounted to $100.

修理费用总计达100美元。

联想拓展

表示数量的短语及用法：

a great deal of，a large／small／huge amount of+不可数名词(作主语时，谓语用单数形式)

large／vast amounts of+不可数名词(作主语，谓语用复数形式)

many，a good／great many，a number of，large numbers of，a few，dozens of，scores of+可数名词复数(作主语，谓语用复数形式)

plenty of, a lot of+可数名词复数(作主语，谓语用复数形式)；也可接不可数名词(作主语，谓语用单数形式）

a large quantity of+名词，large quantities of+名词（作主语，谓语与quantity一致）

I need a large amount of money to buy a new house.

我买新房需要一大笔钱。

4. curiosity

n. 好奇心

Children have a natural curiosity about the world around them.

小孩子对他们周围的世界有着天生的好奇心。

I opened the packet just to satisfy my curiosity.

我打开包裹只是为了满足我的好奇心。

常用结构:

out of curiosity 出于好奇

with curiosity = curiously好奇地

联想拓展

curious adj. 好奇的

curiously adv. 好奇地

be curious about sth. 对某事好奇

be curious to do sth. 好奇地做某事

5. benefit

vt. 有利，有益

n. 好处；利益；优势

常用结构:

benefit from/by...   从……受益，得益于……

benefit sb. 对某人有益

be of (much, great)benefit to sb. = be beneficial to sb.

对某人有益处

be of no benefit to sb.  对某人没有益处

for the benefit of ...  为了……的利益

I have benefited a lot from extensive reading.

广泛的阅读使我受益匪浅。

It is said Yoga is of great benefit to human health.

据说瑜伽对人体健康有很大好处。

易混辨析

benefit/interest/profit/advantage

benefit为普通用词，指通过正当手段从物质或精神方面得到的任何好处或利益。它的复数形式benefits意为“救济金”。

interest作“利益”讲时，多用复数形式，既可指集团、群体的利益，又可指个人的利益。interest作不可数名词时，意为“利息”。

profit着重指收益，尤指从物质、钱财等方面获得的利润。

advantage指因某方面占优势或利用某机会以及对方弱点而获得的利益与好处。

6. combine

vt.&vi. (使)联合；（使）结合

常用结构:

combine into ...  联合成……

combine ...with ... 把……与……结合起来

We consider it is necessary to combine theory with practice.

我们认为理论联系实际是必要的。

Hydrogen combines with oxygen to form water.

氢与氧化合生成水。