Unit3 SectionB（3a-Self Check）
一、教学目标： 1. 语言知识目标：
1) 复习情态动词表推测的用法，短语。 2) 学会用情态动词来推测。 2. 情感态度价值观目标：
让学生根据已有事实推测可能性。面对暂时不可解释的事情，不信谣不传谣。 二、教学重难点 1. 教学重点：
1) 能根据上节所学短文，完成写段落关键词及短文填空的任务。
2) 掌握本单元所学情态动词表推测的用法，并能正确运用此句型来进行表达。 3) 能综合运用就本单元所学习的语言知识来写作推测事件发展可能性。 2. 教学难点：
有条理地写出事件发生过程和事件发展可能性。 三、教学过程 Ⅰ. Revision
1. Have a dictation of the new words and expressions. 2. Review the main phrases and sentences. 1) 属于 belong to 2) 最喜爱的作家 favorite writer 3) 怎么啦? What’s wrong? 4) 参加音乐会 attend a concert 5) 捡起 pick up
6) 不平常的事 something unusual 7) 奇怪的噪音 strange noises Important sentences:
Stonehenge, a rock circle, is not only one of Britain's most famous historical places but also one of its greatest mysteries.
However, historian Paul Stoker thinks this can't be true because Stonehenge was
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built so many centuries ago.
…, but most agree that the position of the stones must be for a special purpose. Most historians believe it must be almost 5,000 years old. And perhaps we might never know, ...
II. Work on 3a
1. Tell Ss to read through the article in 3a on page 59 again. And answer the following questions.
What do you think the noise could be?
Why do you think that?
What could the noises be? Why do you think so? 2. Then talk with a partner about your inferences and reasons. 3. Let Ss tell out their answers. III. Writing Work on 3b
1. Tell Ss what they should do.
Look at this newspaper headline and finish the article about the strange happenings.
No More Mystery in the Neighborhood Last week, in a quiet neighborhood, something strange happened... We now know what was happening in the neighborhood... Now the mystery is solved. People in the neighborhood... Writing tips:
First part: background information about the mystery Second part: how the mystery was solved
Third part: how the people in the neighborhood now feel 2. 写作指导：
? [单元话题分析]根据一些依据或者现象进一步判断出一个结论。本单元的重点就是
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谈论猜测和判断。
? 用情态动词表达猜测或判断,常见的有: must, may, might, could和can't等词。
情态动词表示推测，可能性从小到大依次为：can't, might, may, could, must. ? 本单元话题涉及多种时态，因此要注意时态的正确使用 3. Ss try to write a short article. IV. Self Check Work on Self Check 1
1. Let Ss read the sentences in Self check 1. Then Ss try to fill in the blanks with the correct words in the box.
Fill in the blanks with must, might, or can't. 1) That bright light ________ be a UFO-there's no such thing!
2) I’m still waiting for the bus, so I _______ be a bit late for the party. 3) That sweater _____ be Carla’s. She’s the only one who wears such colorful clothes.
4) Tony ______ want to go to the concert. He likes music, but I'm not sure if he likes rock music.
5) The person you saw at the supermarket _____ be Susan. I just talked to her on the phone and she’s at work right now.
2. Let some Ss read their answers. Check the answers with the Ss. Work on Self check 2
1. Tell Ss to write sentences for the things below. They should write sentences by using the chart. Name Likes Dislikes Jessica take photos run Todd play the piano eat sweet food Mike play tennis watch movies 3
Annie read cook 2. Understand the example. Ss try to complete the sentences by themselves. 1) DVD
It can't be Mike's. He doesn't like to watch movies.
2) bowl of ice-cream
_________________________________
3) camera
_________________________________
4) cookbook
_________________________________
5) tennis ball
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6) running shoes
_________________________________
3. Let some Ss read their sentences to the class. 4. Correct the mistakes they have 5.Give some possible sentences Homework Write a passage.
昨晚天空中有不明飞行物体。对此，你的同学有不同的猜测。请根据下面表格中的信息写一篇80词左右的短文。 人物 Alice Jack 猜测 a UFO 原因 It flew very fast. a kite which can give off It didn’t fly high. light Antonio a plane Its sound liked a plane sound.
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