,12,Module,Unit 3 Language in use,Help,祈使句结构如下： (Please) + do sth. (Please) + Dont do sth.,Summary,肯定：,否定：,DO，可以放在动词前，为加强语气用。 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： must/can/could/may/might 二、表推测的三种句式： 1. 在肯定句中一般用must，can/could，may/might，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. 在否定句中用cant/couldnt (不可能)，may not/ might not(可能不)。 e.g. It cant /couldnt be the headmaster. He has gone to America. e.g. He may not/might not know the scientist. 3. 在疑问句中，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.,It is dangerous. You _keep out! These stairs are not safe. You _use them. The rocks are falling down. You _get hit. The river is too deep. You _swim in it. Betty _know what to do , because she did some basic medical training.,1 Complete the sentences with could, must or mustnt.,must,mustnt,could,mustnt,must,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 because 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 away,1 _from the windows. 2 _a table. 3 _the lift. 4 _the building quickly when the ground stops shaking. 5 _calm.,When there is an earthquake,Stay away,Hide under,Do not use,Leave,Keep,4 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 hes (3) _ Tony: Daming, what happened?,chance Cover in pain in trouble medical,chance,in trouble,in pain,Daming: 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 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(5)_.And people must stay (6)_ to keep away from falling rocks.,trouble,warning,rocks,clear,power,inside,Now 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 lot of rocks on them. 4 People are trying to clear the rocks off the roads. 5 There is no problem with power.,7 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 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. “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.,1 What is the best title for this passage? a) 2004 Asian tsunami. b) A girl saves tourists from tsunami. c) Underwater earthquakes 2 What 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.,Module task: Making a poster about preventing accidents at school,8 Make a list of accidents that can happen at school.,9 Work in groups. Choose an accident from the list in Activity 8 and give instructions about what to do.,First Second Third,When there is School accident,10 Make a poster about preventing accidents at school using must / mustnt. Then Present your poster to the class.,A ten-year-old girl saved about one hundred other tourists 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” 基数词 + year (注意单数) + old 用作形容词 表示 “多大年龄的” e.g. She has a eight- year- old brother.,Language points,2) warn sb. that意为“提醒/警告某人注意 如：I was going for a swim in the sea