Unit 3 A healthy life
核心单词
1. stress
n. 压力；重音
vt. 加压力于；使紧张
Too much work and stress does damage to your health.
过量的工作和压力会对你的健康有害。
In the word “mother” the stress is on the first syllable.
在“mother”这个单词中,重音在第一个音节上。
常用结构：
under stress 在压力之下
under the stress of 在……的压力下
stress sth.或lay/place/put stress on sth.强调某事物；给某物压力
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The weight of snow stressed the roof to the point of
collapsing.雪的重量压得屋顶快要塌了。
联想拓展
stres...点击查看全部>> sed adj. 焦虑不安的；心力交瘁的
stressful adj. 压力大的；紧张的高手过招
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答案：①The teacher stressed the importance of learning English.
②We put off the sports meeting under the stress of the bad weather.
2. accustom
vt. 使习惯于
常用结构：
accustom oneself to
=be accustomed to (其中to为介词)习惯于……
These people accustomed themselves to hard work.
这些人习惯于艰苦的工作。
I am not accustomed to being interrupted.
我不习惯被别人打扰。
He is accustomed to loneliness.
他对孤独已经习以为常。
联想拓展
表示“习惯于……”的短语还有：
be/get used to doing
adapt oneself to doing
adjust oneself to doing
高手过招
完成句子
①他的妈妈习惯于早起。
His mother getting up early.
②你会很快适应这里的气候。
You will soon the climate here.
答案： ①is accustomed to ②get accustomed to
3. quit
vt. 停止(做某事)；离开
常用结构：
quit something 离开……
quit doing something 停止做某事
He got his present job when he quitted the school.
他退学后得到现在这份工作。
Quit talking rubbish.
别胡说八道了。
高手过招
(1)单项填空
Doctors are doing research to find out what happens physically when people
smoking.
A. Quit B. decline C. depart D. reserve
(2)翻译句子
①发现不良习惯时我们必须及时改正。
②我根本就没法戒掉看电视。
解析：(1)
选A。句意为：医生正在对人们戒烟后身体上发生什么变化进行研究。decline下倾,下降
,下垂;depart离开,起程;reserve储备,保存,预约。根据句意且主语是人可知，是停止吸
烟。
(2)①We must quit bad habits as soon as we find them.
②I can not quit watching TV.
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4. ashamed
adj.感到羞耻的；感到惭愧的（常作表语)
常用结构：
be/feel ashamed of (doing) sth./sb./oneself
为做某事/某人/某人自己而感到惭愧
be ashamed to be/to do sth. 因难为情而不愿意做……
be ashamed that ... 为……而感到惭愧或羞耻
be ashamed for sb. 替某人感到惭愧
I behaved badly yesterday and I am ashamed (of myself) now.
我昨天表现得不好，现在感到很惭愧。
She was ashamed to ask such a simple question.
她不好意思提这么简单的问题。
易混辨析
ashamed/shameful/shameless
ashamed 指事情使人感到羞耻，惭愧，难为情等。
shameful 指事情或行为本身不道德。
shameless指某人或行为是可耻的。高手过招
高手过招
单项填空
I was ashamed lied to my mother.
to be B. of having C. that D. of being
解析：选B。句意为：我向母亲撒了谎，我感到很惭愧。A项虽有be ashamed to
do 形式,但后面是lied，所以应排除，同样排除C和D,考查的是be ashamed of having
done结构。
5. effect
n. 结果，效力；作用；影响(后接on/upon)
I tried to persuade him, but with little effect.
我尽力劝他，但他根本不听。
An effect presupposes a cause.
有果必有因。
常用结构：
have an effect on=have an influence on=have an impact on
对……有影响
put/bring/carry ...into effect 付诸实施
in effect 事实上；实际上
take effect 生效；奏效>>收起