Unit 2 How often do you exercise？

重点单词

1. hardly adv. 几乎不；几乎没有

I hardly know you.

我几乎不认识你。

辨析：hardly和hard

hardly 几乎不；几乎没有

hard 努力地；困难地

He hardly works.

他几乎不工作。

He works hard.

他工作努力。

2. full adj. 忙的；满的；充满的

The bus was full of people when they got there.

他们到达那里的时候，公交车上已经坐满了人。

full adj. 饱的

I cant eat any more； I am quite full.

我不能再吃了，我相当饱了。

3. maybe adv. 大概；或许；可能

Maybe he knows Tom.

也许他认识汤姆。

辨析：maybe和may be

maybe是副词，表示“大概；或许；可能”。一般放句首，在句中作状语。

Maybe you are right.

也许你是对的。

may be是情态动词加be动词原形的形式，译成“可能是，也许是”。

He may be twenty.

= Maybe he is twenty.

他可能是二十岁。

4. health n. 健康；人的身体（或精神）状态

Smoking is bad for health.

吸烟有害健康。

healthy adj. 健康的

keep healthy 保持健康

You can keep healthy by eating more fruit.

你可以通过多吃水果来保持健康。

5. although conj. 虽然；尽管；即使

although=though，汉语中可以说“虽然……，但是……”，但英语中although/though不能与but连用。

Although it was dark， he still went on working.

= It was dark， but he still went on working.

虽然天黑了，但是他还在继续工作。

Although it rained， the boys still played outside.

= It rained， but the boys still played outside.

尽管天下雨了，但男孩们仍在外面玩耍。

6. mind n. 头脑；心智

Not everyone has the right kind of mind for this work.

并非每个人的头脑都适合做这个工作。

mind v. 介意

Would you mind opening the door？

你介意打开门吗？

7. die v. 消失；灭亡；死亡

His grandmother died when he was five years old.

他奶奶在他五岁的时候去世了。

dead adj. 死去的

death n. 死亡

8. however adv. 然而；不过

She was ill. However， she still went to work.

她病了，然而她依然去上班。

however 表示“然而，可是”时，however必须用逗号与句子隔开。不仅能位于句首，而且能位于句中（注意前后使用逗号），甚至句末（注意其前也用逗号）。

However， he changed his mind later.

可是他后來改变了主意。

He hasnt arrived. He may， however， come later.

他还没有到，不过他等会儿可能会来。

He said that it was so； he was wrong， however.

他说情况如此，可是他错了。

注：以上各例中的however不能换成but，但可用but来改写，如：

He said that it was so， but he was wrong.

他说情况如此，可是他错了。

重点短语

1. hardly ever 几乎从不

这个短语表示否定意义。

I hardly ever heard her singing.

我几乎从未听过她唱歌。

2. such as 例如；像……这样

I have a lot of hobbies， such as reading and singing.

我有许多爱好，比如读书和唱歌。

注意：such as作“例如”讲时，用来列举同类人或事物中的几个例子。such as后只能接名词或名词性短语。

I like drinks， such as tea and coffee.

我喜欢喝饮料，例如茶和咖啡。

3. more than 多于

more than 相当于over，意为“超过，多余”。

There are more than 2，000 books.

這里有两千多本书。

其反义词为less than，意为“不到，少于”。

She sleeps less than 7 hours every night.

她每晚的睡眠时间不到7小时。

活学活用：

1. ______ food helps me to keep ______ .

A. Healthy； healthy B. Healthy； health

C. Health； health D. Health； healthy

2. My cousin knows a lot about English， ______ he is only four years old.

A. because B. so

C. although D. for

3. 用but/however填空。

It began to rain. ______ ， we went out to look for the boy.

It is a sunny morning， ______ very cold.

4. 用maybe/may be 填空。

He ______ late again.

______ he is late again.

基本语法

频度副词

1. 表示次数或频率的副词称为频度副词，按照其频率发生的高低排序通常依次为：

always>usually>often>sometimes>hardly ever>never

2. 通常表示一次用once，两次用twice，三次或三次以上用“基数词 + times ”。

3. 对频率提问用how often，表示“每隔多久”。

—How often does he watch TV？

—Once a week.

——他多久看一次电视？

——一周一次。