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1、12Unit 3 Language in use祈使句结构如下：祈使句结构如下： (Please) + do sth. (Please) + Dont do sth.肯定：肯定：否定：否定：DO，可以放在动词前，为加强语气用。，可以放在动词前，为加强语气用。如：如：Do come in, please! Do listen to me, please! Do open the door, please!一、我们已经学习的表推测的情态动词有：一、我们已经学习的表推测的情态动词有： must/can/could/may/might二、表推测的三种句式：二、表推测的三种句式：1. 在在肯定句中肯定句
2、中一般用一般用must，can/could，may/might，程度逐渐减弱。，程度逐渐减弱。 e.g. He must/may/might know the answer to this question. e.g. You have worked all this week. You must be tired.2. 在在否定句否定句中用中用cant/couldnt (不可能不可能)，may not/ might not(可能不可能不)。 e.g. It cant /couldnt be the headmaster. He has gone to America.e.g. He may
3、not/might not know the scientist.3. 在在疑问句疑问句中，一般只使用中，一般只使用can/could。e.g. Could he have finished the task?e.g. Can he be at home now?Language practice That could be harmful!Betty, you must know!Stay away from windows and heavy furniture.Do not stand near street lights or under power lines.PPT模板：素材：PP
4、T背景：图表：PPT下载：教程： 资料下载：范文下载：试卷下载：教案下载：PPT论坛： PPT课件：语文课件：数学课件：英语课件：美术课件：科学课件：物理课件：化学课件：生物课件：地理课件：历史课件：1. It is dangerous. You _keep out!2. These stairs are not safe. You _use them.3. The rocks are falling down. You _get hit.4. The river is too deep. You _swim in it.5. Betty _know what to do , because
5、she did some basic medical training.1 Complete the sentences with could, must or mustnt.mustmustntcouldmustntmust 2 Underline the correct words to complete the first aid instructions. 1 Get / Do not get medical help immediately. 2 Ask / Do not ask them where the pain is. 3 Lift / Do not lift them be
6、cause you may drop them. 4 Keep / Do not keep them warm.3 Complete the poster about earthquake with the correct form of the words and expressions in the box.do not use hide under keep leave stay away1 _from the windows.2 _a table.3 _the lift.4 _the building quickly when the ground stops shaking.5 _c
7、alm.When there is an earthquakeStay awayHide underDo not useLeaveKeep4 Complete the conversation with the words and expressions in the box.Tony: Daming is training hard for the big match.Lingling: Yes, the team has a good (1) _ this year.Tony: Oh no, Damings (2)_. Hes down!Lingling: It looks like he
8、s (3) _Tony: Daming, what happened?chance Cover in pain in trouble medical chance in troublein painDaming: Its my leg.Lingling: (4) _him with my coat.Tony: But dont move him. Lets wait for someone with (5) _training.Lingling: Ok. Cover medical 5 Complete the news report with the correct form of the
9、words in the box. clear inside power rock trouble warn Information is coming in that there could be (1)_because of heavy rain in the north. The government is (2)_people about falling (3)_. Some roads have a lot of rocks on them, but people are trying to (4) _them quickly. In some places there is no(
10、5)_.And people must stay (6)_to keep away from falling rocks. troublewarning rocks clear power insideNow read the report again and check () the true sentences.1 There are problems everywhere because of rain.2 The government is warning people about an earthquake. 3 Some roads in the mountains have a
11、lot of rocks on them. 4 People are trying to clear the rocks off the roads.5 There is no problem with power. 6 Listen and complete the sentences.dinner1 We were having _at home when the earthquake happened.2 The room started to _. 3 Father shouted to everyone to get under the _. 4 We could not get o
12、ut of the room because the _would not open.5 My father called for help on his _. 6 People came to help us and we left our_. shakekitchen tabledoormobile phoneflat7 Read the passage and choose the correct answer. A ten-year-old girl saved about one hundred other tourists in 2004 by warning them that
13、a tsunami, a huge ocean wave, was on its way across the sea. She knew what was happening because she learnt about underwater earthquake at school only a few weeks earlier, a newspaper reported. “ I was on the beach and the water started to go funny,” Tilly Smith told the reporter from the newspaper.
14、 “There were bubbles and the water went back suddenly. I knew there was going to be a tsunami. I told Mum,” she said. Tillys mother and the hotel workers acted quickly. They cleared people from the beach just minutes before a huge wave reached the land. Luckily, no one died. Tillys teacher was very
15、proud of her.“ Shes a very clever girlIt is very lucky that our class were learning about this kind of tsunami just two weeks before Christmas,” he told the newspaper.1 What is the best title for this passage? a) 2004 Asian tsunami. b) A girl saves tourists from tsunami. c) Underwater earthquakes2 W
16、hat did Tilly notice? a) Water coming to the beach. b) People watching the water. c) Bubbles in the water.3 What does her teacher think of Tilly? a) She is lucky. b) She does not do silly things. c) She is a clever student.Special buildings in Japan Earthquakes are very common in Japan. Many can cau
17、se a lot of damage. But nowthere are new ways of constructing buildings to make them safer and stronger during earthquakes. TheYokohama Landmark Tower is one of the tallest buildings in Japan. It is Around the w rldheavy and strong. It sits on rollers. This means the earth can rise and fall beneath
18、the building without shaking it.Module task: Making a poster about preventing accidents at school8 Make a list of accidents that can happen at school.School accidentsHow whereHurting hands/ knees/legsRunning fast/ playing footballPlayground Hitting your head Climbing a treeGarden 9 Work in groups. C
19、hoose an accident from the list in Activity 8 and give instructions about what to do.FirstSecondThirdWhen there is School accident10 Make a poster about preventing accidents at school using must / mustnt. Then Present your poster to the class.1.A ten-year-old girl saved about one hundred other touri
20、sts in 2004 by warning them that a tsunami, a huge ocean wave, was on its way across the sea. 1) A ten-year-old girl “一个十岁的女孩一个十岁的女孩” 基数词基数词 + year (注意单数注意单数) + old 用作形容词用作形容词 表示表示 “多大年龄的多大年龄的”e.g. She has a eight- year- old brother.Language points2) warn sb. that意为意为“提醒提醒/警告某人注意警告某人注意 如：如：I was goi
21、ng for a swim in the sea. The people in the hotel warned me that it may rainIn a few minutes.我要去海里游泳，宾馆里的人提醒我可能过会我要去海里游泳，宾馆里的人提醒我可能过会要下雨。要下雨。3) on its way 在路上，在途中在路上，在途中 She did a bit of shopping on the way home. 她在回家的路上买点东西她在回家的路上买点东西。2. Tillys teacher was very proud of her be proud of sb. 为某人感到自豪为
22、某人感到自豪 e.g. I just want you to be proud of me, honey. 我只是想让你为我自豪我只是想让你为我自豪,亲爱的。亲爱的。 If he becomes a doctor when he grows up, his parents will be proud of him. 如果他长大后成了医生如果他长大后成了医生,他的父母会以他他的父母会以他 为荣的。为荣的。Exercises 1. -Is this Lan Qiangs boxing glove? -Yes, it _ be his. This is his name on the back.2.
23、 Youd better take an umbrella. It _ rain this afternoon.3. Its the library! So you _ know shouting is not allowed here.4. -Have you decided where to spend your summer holiday? -Not yet. We _ go to Qingdao.mustmay/might/couldmustmay5. -Is Jessica giving us a speech this evening? -No, it _ be her. She
24、 has been to Japan.6. -What will the weather be like tomorrow? -It _ be rainy, cloudy or sunny. Who knows?7. You _ be tired after playing sports for a long time without a rest. 8. -Can I tell Peter about the news? -No, I dont want anyone else to know it. You _ keep it to yourself.mightmustmustmust 1
25、. That man must be Sarahs husband.-No, he_ be her husband. She is still single.A. cant B. mustnt C. may not D. ought to2. Peter _come with us tonight, but he isnt very sure.A. must B. may C. can D. will选择题AB4. What_ it be?-It_ be a mail box, for it is moving. It_ be a car.A. can; cant; must B. can;
26、can; mustC. can; mustnt; must D. must; mustnt; can5. Look, someone is coming. Guess_ .-Jack. Hes always on time.A. who can it be B. who he mayC. who he can be D. who it can beAD6. I saw Mary in the library yesterday.-You_ her. She is still abroad.A. mustnt see B. cant have seen C. mustnt have seen D. couldnt see7. David, you _play with the valuable bottle, you_ break it.A. wont; cant B. mustnt; mayC. shouldnt; must D. cant; shouldntDBHomework Talk with your classmates about the knowledge of how to survive or protect yourself in an accident. Then try to make a role play.