unit 3 a healthy life reading2学案

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HIV/AIDS: Are you at risk 学案
一、A few minutes’ reading, and fill in the blank with the appropriate words:
1. How many parts is the passage divided into _________.
Please mark from where to where:
2. Tell the main idea of each part: (fill in the blank with the appropriate words)
Part 1: ___________________________ about what HIV/AIDS is
Part 2: ____________________to protect yourself
Part 3: ____________________ about HIV/AIDS dispelled（消除）
二、 Another several minutes’ reading, fill in the blank with the appropriate words:
1. What is HIV It is ________ virus, which is a very small ______ thing that _______ disease. It is the______ for Human Immune Deficiency Virus.
2. What is AIDS It is a serious ___________, _________ full name is Acquired Immune Deficiency Syndrome.
3. If you have a HIV in your body for a long time, which ________ a person’s immune system, it will _______ do the great _________ to your immune system.
4. If you _______ AIDS, your _______ of _________ are very small.
5. How much do you know about HIV/ AIDS Tick “T” or “F”：
(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 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. （ ）
三、Analyse the following points and give a summary:
1. 出处：A virus is a very small living thing that causes diseases.
(1) Do you know what it was that ________ her to change her mind
A. made B. caused C. led D. had
I’m sorry to have caused you so much unhappiness.
The heavy rain caused floods.
(3) According to the recent research, heavy coffee drinking and heart attack is not necessarily _____and effect. A. reason B. excuse C. fact D. cause
★--- I’m sorry I stepped outside for a smoke. I was very tired.
--- There is no ______ for this while you are on duty.
A. reason B. excuse C. cause D. explanation
Carelessness is often the cause of accidents.
Conclusion: (1) as a noun. (1) __________ (2) _____________ (3) _________
(2) as a verb. (1) _____________ (2) _______________ (3) _____________
2. 出处：HIV weakens a person’s immune system; that is, the part of the body that fights disease.
(1) We'll meet you in a week, that is, on March 1.
(2) Three weeks from today, that is to say, the 1st of May, you have to turn in the paper.
Conclusion: 常用做___________, 等于___________.
3. 出处：If you develop AIDS, your chances of survival are very small.
(1) You won’t get another chance ______ abroad if you miss this one.
Which is wrong A. to go B. of going C. winning D. that you will go
(2) I met her in this large city quite ____ chance not _____ purpose.
A. by; on B. of; on C. on; by D. for; by
(3) --- You’ve booked on a four o’clock flight.
--- What chance _____ of taking an earlier plane
A. there is B. is it C. there it is D. is there
=What chance _________ to take an earlier plane
=What chance __________ that we will take an earlier plane
★ If we go on using energy wastefully, _____ are that our oil wells will be dried up before new energy sources can be found to replace oil.
A. chances B. difficulties C. questions D. problems
Conclusion: (1) =opportunity ________; _________; _______
(2)=luck _______________
(3) =possibility ________; _________; ________; ________________
4. 出处：For a person to become infected, blood or sexual fluid that…
(1) If there is a lot of work _______, I’m glad to just keep on until it is finished.
A. to do B. to be done C. done D. doing
(2) ---Can those ______ at the back of the classroom hear me --- No problem.
A. seat B. sit C. seated D. to seat
The trees _______in the storm have been moved off the road.
A. blowing down B. being blown down C. to be blown down D. blown down
(3) The flowers ______sweet in the garden attract the visitors to the beauty of nature. A. to smell B. smelling C. smelt D. to be smelt
Look at the houses _______ at present, which are for teachers.
A. to be built B. being built C. built D. to build
Conclusion: 非谓语动词作定语：
(1) to do_________ (2) doing ______ (3) done_______
5. 出处：do not share anything else that a person has used while injecting drugs.
(1) The most important thing to keep in mind when _____ with an emergency is to stay clam. A. dealt B. dealing C. being dealt D. deal
(2) No matter how frequently _____, the work of Beethoven still attract people all over the world.
A. being performed B. performing C. to be performed D. performed
(3) She glanced about now and then ____ to make sure she was not being followed. A. so that B. as though C. even if D. in case
(4) Check your answers carefully and make some changes ______.
A. if it necessary B. if you are necessary C. it is necessary D. if necessary
(5) Unless ____ uniform, he doesn’t look like a policeman.
A. in B. wears C. dressing D. had on
(6) Work hard when ______, or you’ll regret one day.
A. you young B. being young C. you were young D. young
★ People get AIDS after _______with HIV.
A. infected B. infecting C. having been infected D. to be infected
Conclusion: 状语从句中的省略：__________________________________.
6. 出处：A person can not get HIV the first time they have sex.
(1) It’s the first time that you ___ the same mistake like this.
A. had made B. made C. will make D. have made
(2) You won’t be blamed for _____ being late for the meeting.
A. the first time B. for the first time C. first all D. in time
(3) I felt lonely _____ I arrived at the city.
A. the first time B. for the first C. the first time when D. at the first time
★ It’s (high) time that they _____about heading for home now.
A. will set B. set C. would set D. are going to set
Conclusion: (1) It is the first time that_____________ (2) for the first time __________ (3) the first time ______________ (4) It’s (high) time ___________
7. 出处: You can tell by looking at someone whether or not they have HIV.
(1) These kittens look exactly alike---- how can you tell which is which
(2) Can you tell Tom from his twin brother
(3) Even if enlarged, the two creatures are difficult to tell apart.
Conclusion: (1)__________ (2) __________; _________
8. 出处: You can tell by looking at someone whether or not they have HIV.
(1) I don’t care whether or not your car breaks down.
(2) We'll go on with the work, whether we can find the necessary tools or not.
(3) Pat felt ill at ease with his girlfriend, wondering whether or not to speak out.
Conclusion: (1) _____________ (2) ______________ (3) _____________
9. 出处: It is only when the disease has progressed to AIDS that a person begins to look sick.
(1) It was in New Zealand _______ Elizabeth first met Mr. Smith.
A. that B. how C. which D. when
(2) _________ you want me to do
A. Is it what that B. What is it that C. What does D. What is it
(3) I just wonder _______that makes him so excited.
A. why it does B. what he does C. how it is D. what it is
(4) __________ they reached the camp site.
A. It wasn’t until midnight that B. It was until midnight that
C. It was not until midnight before D. It was not midnight when
(5) It was ______ he had done for the wounded woman ______ made a great difference to her life.
A. that… that B. what… that C. which… what D. what…what
(6) ---Where did you get to know --- It was on the farm ______ we worked.
A. that B. there C. which D. where
----Were all the passengers on the bus injured in the accident
--- NO, ______ only the four who got hurt.
A. there was B. there were C. that was D. it was
(7) That was really a splendid evening. It’s years _____ I enjoyed myself so much.
A. when B. that C. before D. since
It was some time _____ we realized the truth.
A. when B. until C. since D. before
It is midnight ______ we reached the camp site.
A. when B. since C. that D. before
Conclusion: (1) 强调句型 _____________; _____________; _____________.
(2) 注意和其他从句的区别_______________________________________.
(3) 注意回答的省略_____________________________________________.
9. 出处: Anyone who has sex with a person infected with HIV/AIDS risks getting the virus.
(1) The young man was brave enough to risk _____ into _____prison by the enemy. A. putting; the B. to put; * C. putting; a D. being put; *
(2) Saving the drowning girl means himself ______.
A. in risk B. at risk C. by risk D. under risk
(3) --- Is it dangerous --- Yes, but I have to ____the risk, because that’s the only chance that I can find the spy. A. make B. take C. hold D. catch
Conclusion: (1) v. __________ (2) n. ____________; ______________
10. 出处: Women are slightly more likely to become infected than men.
(1) We’ve just heard a warning on the radio that a hurricane is ____ to come this evening. A. likely B. possible C. probable D. believable
(2) _______ not likely that my friend would come to this party this evening.
A. There is B. It is C. What is D. As it is
(3) Someone who lacks staying power and perseverance is unlikely ____ a good researcher. A. to make B. turning C. to get D. growing
Conclusion: (1) ____________ 注意区别 _________ (2) ________________
参考答案：
一、1. III 2. information; ways; misunderstandings
二、1. a; living; causes; short form 2. disease; whose; 3. weakens; eventually; damage 4. develop; changes; survival 5. FTFTFT
三、1. BDB 3. CADA 4. ACDBB 5. BDBDAD 6. DBAB 9. ABDABDDDDA 10. DBB 11. ABA
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