1、Section A 第2课时（3a4c）类别学习重点重点单词repeat,expression,discover,secret,grammar,note，physics,chemistry重点短语be afraid to,look up重点句式1.But I was afraid to ask questions because of my poor pronunciation.2.I discovered that listening to something interesting is the secret to language learning.课前预习写一写1.表情 express
2、ion 2.发现discover3.秘密 secret 4.语法 grammar5.重复repeat 6.笔记note译一译1.不敢做某事be afraid to do sth.2.因为because of3.查字典 look upin the dictionary4.爱上 fall in love with背一背1.老师说那么快，以至于我大多数时间听不懂。The teacher spoke so quickly that I didnt understand her most of the time.2.因为我发音差，所以我不敢问问题。I was afraid to ask question
3、s because of my poor pronunciation.3.我也意识到我能仅通过听关键词来听懂意思。I also realized I could get the meaning by listening for just the key words.新课导入T:How do you learn English?Ss:I learn by listening to tapes/studying with a group/新课展示 【完成教材3a4c的教学任务】1.3a通过阅读文章回答问题。2.3b再次阅读文章，用新单词或短语将句子补充完整。3.4a为4a中的问句选择合适的答语，并
4、用其练习对话。4.4b用4b中所给出的单词及“do sth.by doing”的结构造句。5.4c在你学习英语的做法上打“”。然后采访你的同伴。【语法提要】1.afraidafraid作形容词，意为“害怕的; 担心的”。常构成：be afraid to do sth.意为“害怕去做某事”。如：Im afraid to travel by plane.我害怕乘飞机旅行。Are you afraid to stay at home alone?你害怕一个人待在家里吗？拓展:(1)be afraid of doing sth.害怕做某事。如：Im afraid of going out alone
5、at night.我害怕夜晚独自外出。(2)be afraid of sb./sth.害怕某人/某物。如：Are you afraid of snakes?你怕蛇吗？2.expressionexpression作可数名词，意为“表情；表示；表达”，复数形式为expressions。如：He always shows a happy expression.他总是露出快乐的表情。3.discoverdiscover作动词，意为“发现；碰见；撞见；获得知识”。如：She discovered that theyd escaped.她发现他们已经逃跑了。The scientists are tryin
6、g to discover a cure for AIDS.科学家们在努力寻找治疗艾滋病的方法。辨析：invent 与discover（1）discover指“发现”某种本来存在，而以前未被发现的事物或未为人所知的东西。如：I discovered (that) she was a good cook.我发现她是个烹饪好手/她很会烧菜。（2）invent指“发明”，即原来没有而后来发明创造的东西。如：Edison didnt discover electricity,but invented the light bulb.爱迪生不是发现了电，而是发明了灯泡。【问题探究】1.Are you B
7、the dark?Oh,yes.I always go to sleep with the light on.A.used to B.afraid ofC.interested in D.good with2.The expression on her face shows that she is angry now.3.Electric light was invented (invent) by Thomas Edison and America was discovered (discover) by Columbus.4. B do you go home every day?By b
8、ike.Its not far from here.A.What B.How C.When D.Where活学活练(A)1.She that she might lose her job.A.was afraid B.is afraid ofC.afraid D.were afraid (C)2.(浙江舟山中考）Youd better read the first before you use the camera.A.websites B.expressionsC.instructions D.advertisements(A)3.It was a shock to the truth about his sordid（丑恶的） past.A.discover B.invent C.find布置作业：教师引导学生课后完成本课时对应练习，并预习下一课时内容。教学反思本课时通过说的活动以及学生的自主学习和小组合作，用知识目标中的句型对各种学习方法进行了探讨，并且能够运用重点句子根据提示讨论如何学习英语，同时学生们还根据Grammar Focus总结了Section A的重点句型，起到了很好的效果。教学过程中老师的疑问：教师点评和总结：教学说明：通过和学生互动导入新课阅读部分。4
