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课件网) Module 12 Help Unit 3 Language in use 祈使句 祈使句表达说话人对对方的叮嘱、劝告、希望、建议、请求或命令等。祈使句一般以动词原形开头，无时态和数的变化。 常见的句型： 祈使句 1. Don’t + 动原 2. 动原开头 3. Keep+adj. 4. let’s +动原 Activity 2: Underline the correct words 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. 情态动词： must, can, could 表示推测 1. can 表示推测时，往往用于否定句和疑问句。 2. could 则可用于肯定句、否定句和疑问句。 3. must 也可以表示猜测，意思为“一定，准是”，通常只用于肯定句。 Activity 1: Complete the sentences with could, must or mustn’t. 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. must mustn't could mustn't must Activity 3: Complete the poster 1 _____from the windows. 2 _____a table. 3 _____the lift. 4 _____the building quickly when the ground stops shaking. 5 _____calm. Stay away Hide under Do not use Leave Keep Activity 4: Complete the conversation Tony: Daming is training hard for the big match. Lingling: Yes, the team has a good (1) _____this year. Tony: Oh no, Daming’s (2)_____. He’s down! Lingling: It looks like he’s (3) _____ Tony: Daming, what happened Daming: It’s my leg. Lingling: (4) _____him with my coat. Tony: But don’t move him. Let’s wait for someone with (5)_____training. Lingling: Ok. chance in trouble in pain Cover medical Activity 5: Complete the news report 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 Activity 5: Now 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. Activity 6: Listen and complete the sentences 1. 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 out 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_____. dinner shake kitchen table door mobile phone flat Activity 7: Read the passage 1. b 2. c 3. c Around the world 雷电火灾篇 雷电是伴有闪电和雷鸣的一种雄伟壮观而又有点令人生畏的放电现象。产生雷电的条件是雷雨云中有积累并形成极性。 雷电对人体的伤害，有电 ... ...
