八年级英语上册Unit2Howoften教案新版人教新目标版 3页

Section B (1a－1e) ‎ ‎1．重点单词：junk，coffee，health ‎2．重点短语：junk food，drink coffee ‎3．重点句式：My mother wants me to drink it.‎ She says it is good for my health.‎ How often do you eat junk food?‎ How many hours do you sleep every night?‎ How often 引导的询问做事频率的特殊疑问句及答语 How often 引导的询问做事频率的特殊疑问句及答语 一、预习课本P12新单词并背诵，完成下面的汉译英。‎ ‎1．无用的东西____________________‎ ‎2．咖啡____________________‎ ‎3．健康____________________‎ 二、认真预习1a－1d，找出下列短语和句型。‎ ‎1．垃圾食品____________________‎ ‎2．喝咖啡____________________‎ ‎3．我妈妈想让我喝它。____________________‎ ‎4．你每天晚上睡几个小时？________________________________________________________________________‎ ‎5．你多久吃一次垃圾食品？________________________________________________________________________‎ Step 1　情景导入 Teacher：Do you like junk food?‎ Student 1：Yes，I do.‎ Teacher：How often do you eat it?‎ Student 1：I eat it three times a week.‎ Teacher：I think it's a bad eating habit to eat junk food.You should eat less.‎ Teacher：Do you like junk food?‎ Student 2：No，I don't.‎ Teacher：Do you like drinking milk?‎ Student 2：Yes，I do.‎ Teacher：How often do you drink it?‎ Student 2：Every day.‎ Teacher：Great，it is good for your health.‎ ‎...‎ 环节说明：通过这个环节的师生互动问答，既复习了所学的知识，‎ 3‎ 又让学生明白了要养成健康的饮食习惯。‎ Step 2　完成教材1a—1b的任务 ‎1．学生领读1a中的单词和短语，教师纠正读音，然后两人一组互相提问单词和短语。(5分钟)‎ ‎2．认真观察图片中的食物，将单词和食物匹配，集体核对答案。(3分钟)‎ ‎3．小组内结对练习1b中的对话，然后仿照该形式用1a中的物品来编练新的对话，并邀请几组学生展示对话。(5分钟)‎ 参考案例 A：How often do you drink milk?‎ B：I drink milk every day.‎ A：Do you like it?‎ B：No.But my mother wants me to drink it.She says it's good for my health.‎ ‎4．小结训练。(3分钟)‎ ‎(B)1.Mike exercises every day，so he looks very .‎ A．health　　　 　 　　　B．healthy C．healthily D．unhealthy ‎(D)2.We shouldn't eat lots of ________.It's bad for our health.‎ A．fish B．fruit C．vegetables D．chocolate ‎(C)3.Today is Sunday.Bill's mother wants him ________ with the housework.‎ A．help B．helps C．to help D．helping ‎(A)4.Eating more vegetables is good ________ our health.‎ A．for　　　B．at　　　C．with　 　D．to 环节说明：对话练习，习题精练相结合，使学生熟练掌握了本环节的知识点。‎ Step 3　完成教材1c—1e的任务 ‎1．认真听关于饮食习惯的采访录音，圈出每个问题的答案。(3分钟)‎ ‎2．认真阅读1d中的6个句子，然后听录音，写出Tina和Bill关于这些问题的答案，集体核对答案完成1c。(3分钟)‎ ‎3．再听一遍录音，并跟读，整体感知对话。(3分钟)‎ ‎4．一人扮演记者，另外一人扮演Tina或Bill，根据1d的听力结果仿照1e的形式来练习对话。然后转换角色再练习，邀请几组学生表演对话。(5分钟)‎ 参考案例 A：How often do you exercise?‎ B：I exercise every day.‎ A：And how often do you...?‎ ‎...‎ ‎...‎ ‎5．小结训练。(对画线部分提问)(1分钟)‎ ‎1)I hardly_ever drink milk for breakfast.‎ How_often_do_you_drink_milk_for_breakfast?‎ ‎2)They sleep nine hours every night.‎ How_many_hours_do_they_sleep_every_night?‎ ‎3)I went to Beijing twice last year.‎ 3‎ How_many_times_did_you_go_to_Beijing_last_year?‎ ‎4)He watches TV for_two_hours every day.‎ How_long_does_he_watch_TV_every_day?‎ Step 4　问题探究 ‎(　)1.—________ apples do you need?‎ ‎—Three.‎ A．How much B．How many C．How long D．How often 答案选择B，how many对可数名词的数量进行提问。由答语Three 可知是对数量进行提问，又因为apples 是可数名词的复数，因此答案选择B。‎ ‎(　)2.My sister is six years old.My father wants ______.‎ A．she to go to school B．her go to school C．her to go school D．her to go to school 答案选择D，想要某人做某事的句型是：want sb.to do sth.，其中want 是动词，后面要用人称代词的宾格；去上学go to school是固定词组。‎ ‎(　)3.The old man likes walking after supper.It's good ________ his health.‎ A．for B．of C．at D．with 答案选择A，由句意可知是“对他的健康有好处”，be good for对……有益。‎ 请学生们做前面课时训练部分。‎ 3‎