摘要： (由健康话题转入对班规.校规的讨论.要用到must, mustn’t,以便导出本节目标语言don’t have to, needn’t.) T: Having good habits can make us healthy. I think having good rules can make us study and live better. Do you think so? Ss: Yes. T: What rules must we obey in the school? S1: We must keep the school and classroom clean and tidy. T: We have to keep them clean. have to, don’t have to, needn’t T: Must we come to school? S2: Yes, we must. T: Must we go to school very early? S3: No, we don’t have to. S4: No, we needn’t. (以同样的方式.引出本课目标语言had better.并造句练习.) T: What else should we do to keep healthy? We had better drink eight cups of water every day. had better T: Please make some sentences with had better. S5: You’d better go to bed before nine o’clock in the evening. S6: We had better go to school by bike. -

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