沪教牛津版五年级上册英语Unit12第1课时教学课件

1、Module 4 The natural worldUnit 12 FirePeriod 11. 词汇：fire; hurt; must; careful; smoke; hate2. 句型：(1) We must be careful with fire. (2) We mustnt play with maches.3.情感目标：能够认识到火的危险课时学习目标课堂导入What mustnt we do at home?We mustnt play with matches.Fire safety课堂导入What mustnt we do in the forest?We mustnt sm

2、oke in the forst.Fire safety课堂导入What we mustnt do .?We mustnt . 课堂练习What we mustnt do at school？We mustnt eat at school.课堂练习What we mustnt do .？We mustnt .Look and learnDont smoke!Dont play with matches!Dont smoke. 不要吸烟。此句是以动词原形开头的祈使句的否定形式，其句型结构为“Dont+动词原形（+ 其他）.”，意为“不要 / 不允许”。以动词原形开头 的祈使句的否定一般是在动词原

3、形前加 dont，也可用否定副词 never 构成，以加强否定含义。例Dont make any noise. 不要制造噪音。知识讲解Listen and sayFire can burn down a lot of trees. It can hurt people too. We must be careful with fire.Listen and sayChildren, what do you know about fire safety? What mustnt we do in the forest or at home?We mustnt smoke in the fores

4、t.We mustnt play near fires at home.We mustnt play with matches at home.Very good. Safety first. 例句 We must be careful with fire. 我们必须小心用火。单元新词 careful小心的 例句 Dont play with fire. 不要玩火。单元新词fire 火；火灾 例句 I know some tips about fire safety. 我知道用火安全的小技巧。单元新词 safety安全 例句 The fire is burning. 这里着火了。单元新词 bu

5、rn 燃烧；烧 例句 Take care. Dont hurt yourself. 小心点。别伤到你自己。单元新词 hurt（使）受伤 例句 No smoking here. 这里严禁吸烟。单元新词 smoke吸烟 例句 You mustnt swim here. 你必须不能在这里游泳。单元新词 must必须 例句 Dont play with matches. 不要玩火柴。单元新词 match火柴We must be careful with fire. 我们必须小心火。 We mustnt play with matches. 我们不能玩火柴.（1）must 是情态动词，意为“必须”，后跟

6、动词原形。问句是直接将 must 提到句首，其肯定回答为“Yes, you must.”；否定回答为“No,you neednt.”或“No, you dont have to.”。 例：You must listen to the teacher carefully.你必须认真听老师讲课。知识讲解We must be careful with fire. 我们必须小心火。 We mustnt play with matches. 我们不能玩火柴.（2）mustnt=must not，是 must 的否定形式，表示“禁止，不许”。（3）fire 在此处意为“火”，是不可数名词。fire 还可以

7、表示具体意 义上的“火灾”，此时是可数名词。例：Its dangerous to play with fire. 玩火很危险。There were three fires in this city last month.上个月，这个城市发生了三起火灾。知识讲解What mustnt we do in the forest or at home?我们在森林里或家里绝对不能做什么？句型“What must/mustnt we do（+ 地点状语）？”用于询问（在某地）什么事情我们必须做或不能做。 例What must we do at school？我们在学校必须做什么？知识讲解Listen an

8、d sayLook, ask and answer.In the forestAt homeListen and sayLook, ask and answer.smokeplay with matchesplay near firesWhat mustnt we do . ?We mustnt .课堂回顾Dont smoke!Dont play with matches!课堂回顾Fire can burn down a lot of trees. It can hurt people too. We must be careful with fire.课堂回顾Children, what d

9、o you know about fire safety? What mustnt we do in the forest or at home?We mustnt smoke in the forest.We mustnt play near fires at home.We mustnt play with matches at home.Very good. Safety first.随堂练习单项选择。1.We mustnt play _ matches _ home.A. with; in B. with; at C. and; at2. When you see a fire, you _ go outside quickly. You _use the lift.A. must; mustnt B. must; must C. mustnt; mustnt3. I like the meat. It _.A. taste good B. tastes good C. tastes bad随堂练习单项选择。4