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1、Module 2 What can you do?Unit 3学习活动解析【学习目标】(2)1.熟练运用表示能力的情态动词“can”的陈述句、一般疑问句及其肯定、否定回答。(重点)2. 能根据主语人称的不同,灵活地进行can的各种句型间的转换。(难点)【学习过程】 一、预习导学:(5)预习导学1.弹钢琴_ 2.打乒兵球 _3.骑自行车_ 4.加入音乐俱乐部_5.教某人某物_ 6.刻苦学习;努力工作_二、学习活动:(30)1.观察下列句子,总结出你发现的规律。(情态动词can的使用)1)I can play football.2)You can swim.3)He/She can speak E
2、nglish._小组内分享你的发现,根据组内讨论对发现的规律进行互相补充和修改。在表达“某人能做某事”时,一般用“情态动词can动词原形”。can表示现在的能力,不用来表示过去或将来的能力,没有人称和数的变化。跟踪练习:1)It can _ (speak) like man.2)We _ (can) swim.3)They can _ (play) table tennis.4)玲玲能说英语和汉语。_5)这条狗能跑的非常快。_2. 现在你已经学会了:想要表达“某人能做某事”时,要用“情态动词can动词原形”。那你知道当想要表达“某人不能做某事”时该怎么办吗?小组内讨论:当想要表达“某人不能做某
3、事”时该用何种句式。_如果想要表达“某人不能做某事”,可以在can的后面直接加not,成为cannot,也可以缩写为cant,即“cannot(cant)动词原形”。如:I cannot(cant)play football. You cannot(cant) swim.He/She cannot(cant) speak English.跟踪练习:1)It cannot _ (speak) like man.2)We _ (can not) swim.3)They cant _ (play) table tennis.4)玲玲不能说英语和汉语。_5)这条狗不能跑的非常快。_3.如果想要询问某人
4、能不能做某事,该将can放在句子中哪一位置呢?小组内讨论:当想要询问“某人能不能做某事”时该用何种句式。_当想要询问“某人能不能做某事”时,只需将can放置在句首 。Can you speak Chinese? 你会说汉语吗?Yes, I can./No, I cant. 是的,我会。/不,我不会。Can she swim? 她会游泳吗?Yes, she can./No, she cant. 是的,她会。/不,她不会。从以上例子我们也可以看出,can引导的一般疑问句的回答十分简单,肯定回答用can,否定用cant。完成表格。肯定否定一般疑问回答I can dance.1.2.3.4.He ca
5、nnot play basketball well.5.6.7.8.Can they play the piano?9.Summary(3)一、 当堂检测(5)根据汉语意思完成英语句子。1. 我们会放风筝。We _.2. 他会游泳。He _.3. 我们能为这些学生做什么?_ for these students? 4. 对不起,我不会唱那首歌。Sorry, I _ that song.四、自我反思重点教授表示能力的情态动词“can”的陈述句、一般疑问句及其肯定、否定回答。答案:学习活动1. play the piano2. play table tennis3. ride a bike4.jo
6、in the Music Club5.teach sbsth6.work hard探究一答案:1.speak2.can3.play4.Lingling can speak English and Chinese.5.The dog can run fast.探究二答案:1.speak2.cannot/cant3.play4.Lingling cant speak English and Chinese.5.The dog cant run fast.探究一通过自我探究及小组讨论让学生对can的陈述句有了一定的了解。探究二在夯实can的陈述句的基础上,引导学生找出can的否定句规律。探究三主要锻
7、炼学生推理和发现能力,引出can引导的一般疑问句及其回答3.答案1. I cant dance.2. Can you dance?3. Yes, I can./No, I cant.4. He can play basketball well.5. Can he play basketball well?6. Yes, he can./No, he cant.7. They can play the piano.8. They cant play the piano.9. Yes, they can./No, they cant.当堂检测:1. can fly a kite2. can swi
8、m3. What can we do4. cant sing 注重多层次学生的学习,鼓励他们积极发言。整个课堂要突出情态动词的用法,让学生在听说中掌握它。 作业作业内容作业指导与评价一、单项选择1. Yuan Longping, a famous Chinese scientist, is now doing research on sea rice. If farmers _ start planting rice in salty water, Chinas food supply will surely rise.A. can B. cant C. must D. mustnt 2. L
9、ook, little Jim is swimming so fast. I_believe my eyes. A. shouldnt B. cant C. mustnt D. neednt3. How amazing this robot is! Wow, it has video cameras in its eyes, so it _ “see” and interact with people. A. may B. can C. must D. should4. Could you please speak a little louder? I _ hear you very well
10、.A. cant B. mustnt C. shouldnt D. neednt5. I have travelled a lot. I _ speak four languages.A. can B. may C. must D. need二、根据括号内的要求完成下列各题,每空一词(含缩略形式)。1. He can write in English. (改为否定句) He _ _ in English.2. She can cook fish well. (改为一般疑问句并补全肯定答语)_ she _ fish well?Yes, _ _.3. They can make chocolate cakes. (改为一般疑问句并补全否定答语)_ they _ chocolate cakes?No, _ _.4. That elephant canplay football. (对划线部分提问)_ _ that elephant _?一、ABBAA二1. cant write2. Can cookshe can3. Can makethey cant4. What can do