高二英语Unit 3 A healthy life教案

高二英语Unit 3 A healthy life教案
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

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
stressed adj. 焦虑不安的；心力交瘁的
stressful adj. 压力大的；紧张的高手过招

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.

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) no
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.
A.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
come into effect 开始实施;开始生效
This had a great effect upon the future of both mother and son.这对母子俩的将影响很大。
The medicine began to take effect.药力开始生效了。
高手过招
翻译句子
这个计划没有取得预期的效果。
答案： The plan failed to/didn’t achieve the desired effect.
6. risk
n. 冒险；风险
vt. 冒……风险； 冒……的风险
常用结构：
at risk 处于危险之中
at all risks=at any risk 无论冒什么险;无论如何
at one’s own risk 由自己负责,自担风险
at the risk of doing sth. 冒着……的危险
risk one’s life 冒生命危险
run/take a risk/risks 冒风险
run the risk of doing sth. 冒着……的风险
risk doing sth. 冒险做……
If you don’t obey me, you should be at your own risk.
你如果不服从我的话，你应该自担风险。
They knew they risked being arrested.
他们知道自己冒着被捕的危险。
高手过招
单项填空
He risked his job to see me off.
A. Losing B. to risk
C. being lost D. Lost
解析：选A。risk doing sth.冒险做某事。
重点短语
7. due to
由于……；因……造成；归功于；应给予；应属于
Due to the foggy weather, the traffic moved very slowly.
由于有雾，车辆行进缓慢。
Our happy childhood is due to our father’s hard work.
我们幸福的童年应归功于父亲的辛勤工作。
The failure is due to his carelessness.
失败是由于他的粗心造成的。
联想拓展
表示“由于”的短语还有：
because of因为,由于，常用作状语；
on account of 比because of更正式，多用于书面语中；
owing to构成的短语作状语，既能指积极的原因，也可指消极的原因；
thanks to由于，多亏，常用于书面语，多表示正面的情况，有时也表示反面的情况；
as a result of由于；
in/as consequence of由于……的缘故，常用于书面语中；
in view of由于；鉴于（书面语）。
高手过招
单项填空
The great success of this programme has been largely
the support given by the 10 local business men.
A. instead of B. thanks to
C. due to D. as a consequence
解析：选C。instead of而不是；thanks to因为，多亏了，常置于句首；as a consequence 结果，不用作表语。句意为：这个项目的巨大成功主要是由于当地10位商界人士所提供的支持。

8. be addicted to
对……上瘾；入迷；沉溺于(其中to为介词)
常用结构：
be addicted to sth./doing sth.=addict oneself to sth./doing sth. 沉溺于某种嗜好；醉心于某种活动
Schoolboys are easier to be addicted than schoolgirls to net.
男生比女生更容易上网成瘾。
He was addicted to cocaine.
他吸可卡因上瘾。
He was addicted to gambling.
他赌博成瘾。
联想拓展
addict vt. 使……成瘾
addict n. \[C\] 入迷的人；有瘾的人
addictive adj. 使成瘾的；上瘾的
addiction n. 沉溺；成瘾；上瘾；入迷
高手过招
单项填空
Although she is only 17 years old, she drugs for two years.
A. Addicts B. has addicted to
C. has addicted D. has been addicted to
解析：选D。句意为：尽管她只有17岁，却有两年的毒瘾了。be addicted to对……上瘾；其中addicted是形容词，前面应有系动词be。
9. in spite of
不顾;不管
I went shopping in spite of the rain.
尽管下雨，我还是出去买东西了。
I knohatever you try, you’ll win in spite of early difficulties.
我知道你无论做什么，不管最初多么困难，最终都会成功的。
In spite of the bad weather, we went fishing.
我们不顾恶劣的天气仍去钓鱼。
易混辨析
in spite of/despite/though/although
这四个词(组)意思相近，但in spite of/despite后跟名词或动名词。而though/although是连词，引导让步状语从句。
高手过招
完成句子
尽管付出了巨大的努力，我们还是没能实施我们的计划。
great efforts we failed to carry our plans out.
= great efforts we failed to carry our plans out.
= we made great efforts we failed to carry our plans out.
答案：In spite of; Despite; Although/Though

10. get into
陷入；染上（坏习惯）
I’m really getting into jazz these days.
近我喜欢上爵士乐了。
I haven’t really got into my new job yet.
我还没有真正熟悉我的新工作。
常用结构：
get into debt 负债累累
get into trouble/deep water 陷入困境
get into the habit of 养成……的习惯
Nobody likes to get into trouble.
没有谁愿意惹麻烦。
联想拓展
get along/on (with) 生活；融洽相处；进展；有起色
get away 逃脱；离开；把……送走
get down (从……)下；吞下；写下；使沮丧
get down to 开始认真考虑
get in 进入；到达；收获；插入；陷入
get off 下；脱下；出发；开始
get on 上车
get on with sb. 与某人相处
get over 爬过；克服；熬过；恢复
get rid of 摆脱,除去
get through 到达；做完；通过；渡过；打通
get across 使通过；被理解
高手过招
翻译句子
①他明天出发。
②在那时，人们陷入恐慌。
答案： ①He is going to get off tomorro
②At that time, people got into panic.

重点句型
11. Every time you feel like smoking a cigarette, remind yourself that you are a non?smoker.
每当你想要吸烟的时候，你就提醒你自己：你（已经）是不吸烟的人了。
every time在这里相当于连词，连接了两个分句；remind后面又跟了that引导的宾语从句。
时间状语从句通常由when, while, as before, after, as soon as 等从属连词引导，但有时也可由every time, each time，the moment, the day等引导，这时这类词或词组就起到相当于一个从属连词的作用。
Each time I get a cold, I have a headache.
每次感冒我都头疼。
He phoned me the moment he reached Chicago.
他一到芝加哥就给我打了电话。
此外immediately, instantly, directly等词也可以引导时间状语从句。
He made for the door directly he heard the knock.
一听到敲门声他就跑去开门了。
I got in touch with him immediately I received the letter.
我一接到信就跟他联系了。
高手过招
单项填空
I toured Zhang Jiajie, I was deeply impressed with its beautiful scenery.
A. For the first time B. At first
C. It was the first time D. The first time
解析：选D。分析句子结构可知，the first time作连词，引导时间状语从句。



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