Unit 2 How often do you exercise？Section B(1a-2e)导学案（含答案）

课题：Unit 2 How often do you exercise
第三课时 Section B(1a-2e)
学习目标：
1、重点单词
coffee(n.) 咖啡； health(n.) 健康；人的身体（或精神）状态；result(n.) 结果；后果；percent(n.) 百分之……；online(adj. & adv.) 在线（的）；联网（的）； television(n.) 电视节目；电视机； although(conj.) 虽然；尽管；即使； through(prep.) 以；凭借；穿过； mind(n.) 头脑；心智； body(n.) 身体； such(adj. & pron.) 这样的；那样的；类似的； together(adv.) 在一起；共同； die(v.) 消失；灭亡；死亡； writer(n.)作者；作家
2、重点词组
want sb.to do sth.想让某人做某事； be good for对……有好处；not...at all一点也不； go online上网；at least至少；such as例如； spend..with和……度过； use the Internet用互联网
3、重点句式
1) How often do you drink milk, Liu Fang？
刘芳，你多久喝一次牛奶？
(2) But my mother wants me to drink it.
但是我母亲想让我喝。
(3) Although many students like to watch sports, game shows are the most popular.
虽然许多学生喜欢看体育节目，但是游戏节目仍是最受欢迎的。
(4) It's good to relax by using the Internet or watching game shows，but we think the best way to relax is through exercise.
通过上网或看游戏节目去放松是好的，但是我们认为最好的放松方式是通过锻炼。
重点难点：
重点：频率副词的用法。
难点：能够用频率副词等谈论课余时间的各项活动。
导学设计：
1. She says it’s good for my health.她说对我的健康有好处。
【归纳】(1) be good for... 意为“_______”，这里 for 是介词，后跟名词、代词、动名词或动词的_______ 形式。例如：多读书对我们有好处。It’s good _____ _____ ____ do more reading. 其反义短语为：__________，意为“对……有害处”。1.(1)对……有好处，-ing,for us to,be bad for
(2) be good for/ be good with/ be good to/ be good at
be good for 对……由好处
be good with 善于与……相处
be good to 对……好
be good at 擅长
2. It’s good to relax by using the Internet or watching game shows.
通过上网或看游戏节目去放松是好的.
【归纳】by作介词，意为“______”，表方式，其后如果接动词, 需要用 ________ 形式。例如：这个老人以卖菜谋生。The old man makes a living ______ _____ vegetables.
3.But we think the best way to relax is through exercise.
但是我们认为最好的放松方式是通过锻炼。
【归纳】(1) through作介词，意为“______”,其后如果接动词, 需要用 ________ 形式。
(2) through做介词，意为“______”时，其近义词为across。但两者又有区别：through侧重指从物体的______“穿过”，而across则侧重指从物体的_____“穿过”。
【现学现练】用across/through填空
1). He tried to swim the river to get to his son.
2). We went the forest and got to their village.
知识巩固
Ⅰ.单项选择
1.—_____ does Joanna take the course in DIY
—Every Saturday afternoon.
A. How long B. How much C. How soon D. How often
2. My teacher wants me _________ hard.
A. study B. studying C. to study D. studies
3. Eating fruit and vegetables _____________ our health.
A. is good to B. is good C. is good for D. is well for
4. Miss Liu is very ________, because she exercises every day.
A. health B. healthy C. unhealthy D. unhealth
5. _______ it rained a lot, we enjoyed our holiday.
A. Although B. Because C. Unless D. However
6. I think eating________ food can help you keep________.
A. health; health B. health; healthy
C. healthy; health D. healthy; healthy
7. —How often do your teachers have a meeting
— .
A.For one week B.One week ago
C.In one week D.Once a week
8. Ninety percent of the students use the Internet every day. ______ ten percent use it at least three or four times a week.
A. Other B. The other C. Others D. Another
9. It is important for us ______ good grades by _____ to teachers carefully in class.
A.get, listen B. got, listened
C. to get, listen D. to get, listening
10. The answer _____ the question is a little difficult. Do you want to have a try
A. to B. of C. in D. With
11.— Look, there is a cute bird, Mom.
— It flew into our kitchen _________ the window just now, Alex.
A. across B. through C. above D. under
Ⅱ. 根据汉语提示完成句子。
1. 汤姆会讲四种语言，比如英语和汉语。
Tom can speak four languages _____ _____English and Chinese.
2.这个问题的答案非常有趣。
The _____ ____this __________is very interesting.
3.汤姆每周使用因特网四到六次。
Tom uses the Internet _____ _____ ____ ____a week.
4.你经常在家里上网吗？
Do you often _____ ______at home
5. 我认为放松的最好方法是听音乐。
I think________ ________ ________ ________ ________ is listening to music.
参考答案:
导学设计：
1.(1)对……有好处，-ing,for us to,be bad for
2. 凭借,动词的-ing，by selling
(3) 3.(1)穿过，动词-ing (2) 穿过，内部，表面【现学现练】across, through
知识巩固：
Ⅰ.1-5 DCCBA 6.-10 DDBDA 11. B
Ⅱ. 1.such as 2.answer to; question 3.four to six times 4.go online 5.the best way to relax