Unit 3 A Healthy Life Period 4 using language
Learning aims: 1. To learn some information about HIV/AIDS.
2. To learn some important words and expressions.
Important point: To grasp some important and useful words, expressions and sentence patterns.
Difficult point: To improve the skills of reading.
使用说明及学法指导：1. 通过阅读课本P 及查阅unit 3单词表和字典，完成预习案。2. 完成时间：20分钟。
预习案 Previewing Case
Task 1 Read the text to find out the following phrases and words.
1.引起疾病______________ 2. 流感病毒______________ 3.减弱/破坏人的免疫系统________________
4.也就是说；即________________ 5.抵抗疾病___________________ 6.被称作 _____________________
7.生存的几率__________________ 8.通过血液传播_________________ 9.被感染___________________
10.治愈…的疗法_______________ 11.保持安全_________________ 12.与…分享_________________
13. 冒着……的风险____________ 14.由于相同的原因______________ 15.没有…的证据____________
Task 2 Choose the best answer.
1. Where was the article most likely to come from_____.
A.A letter B. An advertisement C. A textbook D. A TV show
2. How does HIV spread?
A．Through blood and other body fluid. B．Through hugging, touching or kissing.
C．Through mosquitoes. D．Through visiting someone with AIDS.
3．How many suggestions did the writer put forward to stay safe?
A．Five. B．Six. C．Four. D．Three.
4. If you have a meal with someone with AIDS, you will______.
A. get HIV or AIDS B. be infected C. not get HIV or AIDS D. either be infected or not
5．According to the writer，how should we act towards people with AIDS?
A．Treat patients with AIDS in a scientific way. B．Look down upon patients with AIDS.
C．Stay away from patients with AIDS. D．Do our best to avoid AIDS.
Task 3 Read the text carefully and fill in the blanks.
Part 1
Information about HIV
Weaken a person's (1) _____________．
Spread through (2) ____________ or the fluid made during sex.
Part 2
Ways to protect yourself
Don't share your (3) _____________ with anyone else.
Use a condom if you have sex with a male or a female.
Part 3
Some wrong statements
You can tell by (4) ____________ someone whether or not they have HIV.
If you hug, (5) ____________ someone with AIDS or visit them in their home you will get HIV/AIDS.
Task 4 True or false.
(1)You can only get HIV from injecting drugs. ( )
(2)It is very likely that you will die if you get infected with HIV. ( )
(3)If you look healthy, you cannot have HIV. ( )
(4)It could be dangerous to have sex without using a condom. ( )
(5)Taking food from the same dishes as someone infected with HIV will give you HIV too. ( )
(6)If you have HIV, you will always get AIDS eventually. ( )
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1.我的疑惑：
探究案 Exploring Case
探究一 重点单词
1. at risk 处境危险；遭受危险 at the risk of doing sth. 冒……的危险 risk doing sth 冒险做……
[译]⑴公司的整个前途受到威胁。_____________________________________________________________
⑵为了寻找失踪的小孩，他冒着被困风雪中的危险。______________________________________________
__________________________________________________________________________________________
2. judgment n. 判断，看法 in one’ judgment 在某人看来
judge…from / by依…判断 judging by / from… 从…判断（在句中作状语）
[译]⑴从他的奇怪的举动看来，他在说谎。______________________________________________________
⑵在我看来，他有罪，应该为这起事故负责。_____________________________________________________
__________________________________________________________________________________________
探究二 句型分析
1. For a person to become infected，blood or sexual fluid that carries the virus，has to get inside the body through broken skin，or injection. 携带病毒的血液或体液必须通过皮肤上的创口或通过注射才能进入人体，使人受感染。
句中有一个that引导的________从句, 修饰____________；to become infected是不定式短语作_____________, 修饰_____________。
2. It is only when the disease has progressed to AIDS that a person begins to look sick.
[分析]It is …that…是____________句。
3. Anyone who has sex with a person infected with HIV/AIDS risks getting the virus. Women are slightly more likely to become infected than men.
[分析]⑴第一句中who 引导了_______________修饰______________, infected with HIV/AIDS在句中作_____________成分, 修饰______________。
⑵be likely+ to do sth/ that clause, 表示“可能会……”。
[译他们今天晚上可能要在外面露营了。_________________________________________________________
训练案 一. 根据所给单词或汉语提示写出各单词的正确形式。
1. His behaviour was beyond c_____________. I could not understand why he did so.
2. I caught a __________ (流感) and had to lie in the bed.
3. All the _________ (女性的) workers in this factory got a present on March 8.
4. Her parents were happy that she had such good ___________ (judge) in choosing friends.
5. In order not to get __________ (infect) with AIDS, we should keep away from drugs.
6. He was _____________ (尴尬的)to admit making a mistake.
7. The prime minister is expected to issue a ____________ (state) on the present situation.
8. We need to buy some ___________ (针) for different types of sewing machines.
二. 语法填空
HIV is a virus that causes disease and it can 1________ (weak) a person’s immune system. HIV will stay in your blood for a long time but 2_________ (eventual) it will damage your immune system so much 3________ your body can not fight disease. This stage of the illness is called AIDS. There is not a cure 4________ HIV/AIDS, so we must protect ourselves. 5_________ you inject drugs, don’t share anything with anyone 6________. If you have sex, please use a condom 7________
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(protect) yourself. Remember! You can only get the disease from blood 8_________ sexual fluid. Don’t be far away 9________ AIDS patients because 10_________ prejudice.
课后巩固 完成同步检测P
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