英语人教版八年级下册Unit 2 How often do you rci.docx

Unit 2 How often do you exercise?The First PeriodSection A (1a-2d)I.Teaching aims:1. Knowledge aims:(1) Key words:housework,hardly,ever,twice,once,Internet,program,full,swing(2) Key phrases:hardly ever,swing dance,help with,on weekends,twice a week(3) Important sentences: What do you do on weekends? I usually watch TV. How often do you watch TV? I watch TV every day.2. Ability aims:Talk about how often you do things.3. Emotion aims:Encourage students to take part in colorful activities.II.Important points:Learn to express sentences using “always” “often” and so on.III.Difficult points:Grasp the usage of frequency words.IV.Teaching processStep 1 Warming upShow some pictures to students,such as going shopping,reading,exercising,watching TV and cooking.Then ask some questions:What do you usually do on weekends?I often _.1a Make a list of the weekend activities.Check the answers and correct the mistakes. Step 2 Listening1b Listen and write the activities next to the correct frequency words.2a Listen.Cheng Tao is talking about how often he does these activities.Number the activities 15 in the order you hear them.2b Listen again. Match the activities in 2a with how often Cheng Tao does them.Step 3 Pairwork1c Make a conversation about what you do on weekends.A:What do you do on weekends?B:I usually watch TV.A:Do you go shopping?B:No,I never go shopping.Role-play the conversation.Step 4 Read and act2d Ask students to read the dialogue in 2d.and then act it out in pairs.Language points1. on weekends在周末表示时间的介词有on,in,at。on用于某日，周几或特定的某个上午、下午或晚上；in用于周、季、年、世纪，一天中的早、中、晚；at用于几点钟、黎明、黄昏、中午、半夜。2. hardly ever几乎从不hardly ever为频度副词She hardly ever calls me.她几乎从不给我电话。【拓展】常见的频度副词有：always(总是)；usually(通常)；often(经常)；sometimes(有时)；never(从不)。它们所表示的频率由高到低依次为:alwaysusuallyoftensometimeshardlyevernever。3. help with housework帮助做家务(1)help在此作动词，意为“帮助”，常用于短语help sb.(to) do sth.中，意为“帮助某人做某事”，相当于help sb. with sth.。(2)housework名词，意为“家务劳动”，常用于短语do housework中，意为“做家务”。4.twice a week一周两次twice是副词，意为“再次；两次”。【拓展】表示次数的词once一次，twice两次，three/four . times三次/四次/three times a week一周三次5. how often多久（一次）用于询问动作发生的频率。How often do you go to the movies?你多久看一次电影？Often./Once a week.经常。/一周一次。【辨析】how long与how many times(1) how long多长时间（用于询问动作延续时间的长短）。(2) how many times多少次（用于询问次数）。6. 辨析sometimes,some times,sometime与some time(1) sometimes频度副词，意为“有时”。表示动作发生的不经常性，多与一般现在时连用，它可位于句首、句中或句末，对它提问用how often。Sometimes I get up very late.有时我很晚起床。 (2) some times名词短语，意为“几次；几倍”。其中time是可数名词，对它提问用how many times。I have read the story some times.这个故事我读了好几遍。(3) sometime副词，意为“某个时候”。表示某个不确切或不具体的时间，常用于过去时或将来时，对它提问用when。I will go to Shanghai sometime next week.下周的某个时间我要去上海。(4) some time名词短语，意为“一段时间”时，句中谓语动词常为延续性动词。对它提问用how long。Ill stay here for some time.我将在这儿待一段时间。7. Whats your favorite program?你最喜欢的节目是什么？（教材第10页）Whats your favorite .?意为“你最喜欢的是什么？”可与What . do you like the best?互换。因此，此句还可以转换为：What program do you like best?Whats your favorite animal?=What animal do you like best?你最喜欢的动物是什么？8.How come?为什么呢？（教材第10页）How come?意为“为什么呢？怎么会？”相当于Why?用于询问某事为什么发生，或为什么会有这种情况发生，或为什么会有某种情况存在。可单独使用，也可接陈述语序的从句。How come you didnt tell me about it?你怎么不早点告诉我这件事？How come Tom didnt come to the party?汤姆为什么没来参加聚会呢？9.Well,how about Tuesday?哦，周二怎么样？（教材第10页）How about .?(=What about .?)意为“怎么样？”，用来向对方征求意见或询问情况。I like vegetables.How/What about you?我喜欢蔬菜。你呢？Its sunny today.How/What about playing tennis?今天天气不错。去打网球怎么样？【注意】How about.?/What about.?句式中，about后跟名词、代词或动名词形式。Exercise1、 用所给单词的正确形式填空。1. Anna plays basketball _(two) a week.2. Does your father go shopping? No,he _(ever) goes shopping.3. He often _(watch) TV.4. This is a _(hard) question.I can _(hard) answer it.2、 从方框中选择正确的单词或短语填空。（每词限用一次）hardly ever usually sometimes always 1. Shes never late,she _ gets to school on time.2. Im not good at shopping,so I _shop.3. Sometimes I walk to school,and _I ride a bike to school.4. I _watch TV to 9:00,but I watched to 10:00 last night.Homewor