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hide) behind the door? twin brothers are quite ________ from each other. Do you know the __________ between them?(different) slowly owner weight widelyhiding different differences 1. Give it clean water. 2. Change the water once a week. 3. Don’ t give it too much food. 4. Don’ t take it out of the water. 5. Don’ t put it in the sun. How to keep a goldfish? ? 1) 肯定祈使句:用動(dòng)詞原形開頭,可通過(guò) please使命令的口氣變得客氣一點(diǎn)。Please可放在句首,或放在句尾時(shí),通常用逗號(hào)與句子的前面部分隔開。t take it out of the water. Y u shouldn39。 語(yǔ)法回顧 Differences between ‘should’ and ‘must’ ‘must’ 比 ‘ should’ 語(yǔ)氣更強(qiáng)烈, 而 mustn’t表示禁止做某事或不允許做某事 1. You _______ bring your pet to school. 2. They ______ e earlier next time. 3. You ____ keep quiet in the library. 4. We ________ spend too much time watching TV. mustn’t shouldmust shouldn’t ? 中考相關(guān)語(yǔ)法鏈接 1. Cars, buses and bikes _____ stop when the traffic light is red. A. can B. must C. may D. need 2. _____ I fill in the checkin form right, sir? No, you needn’t. You can plete it this afternoon. A. May B. should C. Must D. Would 3. _____ I have to show the school report to my parents, Miss King? A. Must B. Do C. Can D. May B C B 4. Must I return the book tomorrow morning? No, you_____. You _____ keep it for a day. A. mustn’t, may B. mustn’t, must C. needn’t, can D. needn’t, must 5. May I go surfing alone