Unit 17 You must be more careful!

教学目标

　　知识技能目标：

　　1．熟练掌握四会词，对一些四会词的词性、词义和其搭配能力进行归总和掌握，如pleased, interesting等。

　　2．能运用本单元的交际用语进行交际练习，了解并掌握一些禁止性和条件性的交际用语以及一些短语的惯用法。

　　3．掌握并能熟练运用情态动词must表示必要性的用法，由after, before和when引导的状语从句的用法以及由if引导的条件状语从句的用法。

　　知识要点

　　1. 词汇

　　hit, noise, make a noise, disturb, passenger, get on/off, push, visitor, live, hurt, laugh at, mistake, quiet, quietly, alone, throw about, change, have a good time, in fact, arrive, surprise, police, enjoy oneself, themselves

　　2. 日常交际英语

　　You must be more careful.

　　Mum, I don't feel well.

　　You mustn't eat anything until you see the doctor.

　　My head hurts.

　　Mum, I feel a little better now.

　　3．重点句型

　　(1) It's too... to...

　　(2) You mustn't cross the road now.

　　(3) If you drive fast, you may have an accident.

　　(4) When many passengers are waiting for a bus, you must stand in line and wait for your turn.

　　(5) Before you cross the street, you must look left and right.

　　(6) You mustn't eat anything until you see the doctor.

　　4．语法

　　情态动词must.

　　由when, before, after等连词引导的从句为时间状语从句。

　　由连词if引导的从句为条件状语从句。

　　态度情感目标：

　　通过本单元的教学，使学生充分认识到不管是谁都必须遵守公共道德。过马路必须遵守交通规则。等车、看病必须有一个先来后到的规矩。亲戚、朋友聚会必须有限度，不能影响他人休息。只有这样才能营造出一个和谐、优美的人文环境。

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