内容正文:
年 级:高三 课时数:3 辅导科目:英语
课 题
情态动词复习
教学目标
根据高考大纲,有重点地分析情态动词的考点和具体语境里的综合运用。
教学内容
Step1、Greetings & Free talk
Is there something interesting or important this week?
Step2: Assignments checking & Revision
1. 错题重现 (请老师根据学生具体情况添加)
2.重点知识回顾
Step3:Warming up—An interesting discovery
Do your friends cover their ears when you sing along with the radio? Does the choir director ask you to lip-sync?
If you're one of the unlucky people who is tone-deaf, it turns out your brain may have a wiring problem. That's what new research published Wednesday suggests.
People who are tone-deaf can't detect differences in musical pitch but usually have normal hearing and speech. Tone-deafness runs in families, and estimates of how many people have the problem range from 4 percent to 17 percent.
In the small study done in Boston, brain scans showed there was a difference in a particular brain circuit between those who were tone-deaf and those who weren't. Among the tone-deaf, researchers discovered there were fewer connections between two areas of the brain that perceive and produce sounds.
The study's lead author, Psyche Loui, likened the connection to a highway between two islands in the brain.
In tone-deaf people, "there's less traffic on the highway," said Loui, who studies music and the brain at Harvard Medical School and is also a musician.
Loui and her colleagues took brain scans of 20 people, half of them tone-deaf. Those who were tone-deaf had fewer nerve fibers between the frontal and temporal regions of the brain, or in some cases the fibers couldn't be detected at all.
The researchers reported their findings in Wednesday's issue of the Journal of Neuroscience.
"It's a new piece in our understanding of tone-deafness and the processes that are involved in the perception of pitch in general," said Nina Kraus of Northwestern University, who wasn't involved in the research.
Loui said the brain connection they examined was long known to be involved in language. "Now that we know which brain pathways to train," she said, there may be ways to help people with tone-deafness, and perhaps those with other language disorders.
(这不是你的错,那该找谁为你唱歌跑调负责呢?)
Step5。训练
1. ----Could I have a word with you, mum?
----Oh dear, if you ___.
A. can B. must C. may D. should
2. --- I think I’ll give Bob a ring.
---You ___. You haven’t been in touch with him for ages.
A. will B. may C. have to D. should
3. The weather turned out to be fine yesterday. I the trouble to carry my umbrella with me.
A. should have taken B. could have taken C. needn’t have taken D. mustn’t have taken
4. We hope that as many people as-possible ________join us for the picnic tomorrow.
A. need B. must C. should D. can
5. There’s no light on一they be at home.
A. can’t B. mustn’t C.needn’t D. shouldn’t
6. ----May I smoke here ? 06山东
----If you ,choose a seat in the smoking section .
A. should B. could C. may D. must
7. As you worked late yesterday, you ____have come this morning.
A. mayn’t B. can’t C. mustn’t D. needn’t
8. Black holes ___ not be seen directly, so determining the number of them is a tough task.
A. can B. should C. must D. need
9. ----Is Jack on duty today?
----It be him. It’s his turn tomorrow.
A. mustn’t B. won’t C. can’t D. needn’t
10. We ___have proved great adventurers, but we have done the greatest march ever made in the past ten years.
A. needn’t B. may not C. shouldn’t D. mustn’t
11. Some aspects of a pilot’s job ___be boring, and pilots often ___work at inconvenient hours.
A. can; have to B. may; can C. have to; may D. ought to; must
12. ____fired, your health care and other benefits will not be immediately cut off.
A. Would you be B. Should you be C. Could you be D. Might you be
13. ----Must he come to sign this paper himself?
----Yes, he ____.
A. need B. must C. may D. will
14. If it were not for the fact that she ____sing, I would invite her to the party.
A. couldn’t B. shouldn’t C. can’t D. might not
15. ----What’s the name?
----Khulaifi. I spell that for you?
A. Shall B. Would C. Can D. Might
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Keys:
1---5 BDCDA 6---10 DAACB 11----15 ABBCA
16. ----Guess what! I have got A for my term paper.
----Great! You read widely and put a lot of work into it.
A.must B.should C.must have D.should have
17. ----How’s your tour around the North Lake? Is it beautiful?
----It ___be, but it is now heavily polluted.
A. will B. would C. should D. must
18. ----Where is my dictionary? I remember I put it here yesterday.
----You it in the wrong place.
A. must put B. should have put C. might put D. might have put
19. ----What does the sign over there read?
----“No person ___smoke or carry a lighted cigarette,cigar or pipe in this area.”
A. will B. may C. shall D. must
20. ---- My cat’s really fat.
---- You ___ have given her so much food.
A. wouldn’t B. couldn’t C. shouldn’t D. mustn’t
21. I told your friend how to get to the hotel, but perhaps I have driven her there.
A. could B. must C. night D. should
22. -–--What do you think we can do for our aged parents?
----You ___do anything except to be with them and be yourself.
A. don't have to B. oughtn't to C. mustn't D. can't
23. The teacher ____ have thought Johnson was worth it or she wouldn't have wasted time on him, I suppose.
A. should B. can C. would D. must
24. In crowded places like airports and railway stations, you___ take care of your luggage.
A. can B. may C. must D. will
25. My MP4 player isn’t in my bag. Where I have put it?
A. can B. must C. should D. would
26. The biggest problem for most plants, which ___ just get up and run away when threatened, is that animals like to eat them.
A. shan’t B. can’t C. needn’t D. mustn’t
27. ---- She looks very happy. She ___ have passed the exam.
---- I guess so. It’s not difficult after all.
A. should B. could C. must D. might
28. ----Turn off the TV, Jack. ____ your homework now?
----Mum, just ten more minutes, please.
A. Should you be doing B. Shouldn’t you be doing C. Couldn’t you be doing D. Will you be doing
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Keys:
16----20 CCDCC 21---25 DADCA 26--28 BBB
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