八年级上册Section B课前预习ppt课件

这是一份八年级上册Section B课前预习ppt课件，共32页。PPT课件主要包含了cabbage，onion，tomato，banana，apple，fish，ice-cream，coffee，cola，hamburger等内容，欢迎下载使用。
1. New wrds: junk, cffee, health2. Expressin: junk fd3. Sentences：①Hw ften d ②Hw many... d ③D Des
Learning gals
Are these healthy r unhealthy?
healthy fd and drink
Are these fd and drinks healthy r unhealthy?
junk fd/drink
unhealthy fd/drink
junk fd的说法来自于葡萄牙语。大约500年前，在葡萄牙语里有一个词“junk”，意思是“ld pieces f rpe（旧缆绳）”。后来这个词的意思逐渐演变为任何可利用的废弃材料。最后，“junk”用来指价值不高或根本没有任何价值的东西。于是，人们就称没有多少营养的食物为“junk fd”。
—Hw ften d yu
—I drink/eat... every day/nce a week/... I never drink/eat... I ften/smetimes/usually drink/eat...
Hw shuld we keep a healthy life?
a healthy diet
keep neself clean
keep an ptimistic(乐观的) mind
1. b junk fd 3. ____ fruit 5. ____ sleep2. ____ milk 4. ____ vegetables 6. ____ cffee
1a Match the wrds with the pictures.
Healthy life
Unhealthy life
1. What d yu usually eat r drink?2. What shuld we drink r eat everyday?3. What shuld we hardly ever r never eat?4. D yu drink cffee? Why?5. Are hamburgers gd fr ur health? Hw abut fruit? Why?
Talk abut the fllwing questins with yur partner.
1b Ask and answer questins. Use the wrds frm 1a.
A: Hw ften d yu drink milk, Liu Fang?B: I drink milk every day.A: D yu like it?B: N. But my mther wants me t drink it. She says it’s gd fr my health.
1. She says it’s gd fr my health. (教材P12 1b)
（1）be gd fr 为固定短语，后可接名词、代词或动词-ing，意为“对······有好处”，其反义短语为be bad fr，意为“对······有害”。
Yu shuld d mre exercise. It is gd fr yur health.Eating t much is bad fr yur health.
Language pints
Tim is gd at playing the pian.He was very gd t me when I was ill.Tm is very gd with children.
更多讲解详见英语RJ八上《教材帮》 Unit2 Sectin B 教材帮·新知课
2. She says it’s gd fr my health. (教材P12 1b)
health为不可数名词，意为“健康；人的身体（或精神）状态”常用短语：be in gd/pr health “身体好/差”。
Smking is harmful t yur health.
My grandma is in gd health.
health n. 健康
healthy adj. 健康的
healthily adv. 健康地
keep healthy 保持健康
unhealthy adj. 不健康的
1. If smene has healthy eating habits, what des she/he usually eat r drink?2. If smene desn’t have gd habits, what des she/he usually d?
1c Listen t an interview abut tw peple's daily habits. Circle yur answer t each questin.
1d Listen again. Fill in the blanks in the survey.
hardly ever
tw r three times a week
three r fur times a week
fur times a day
Interviewer: Hi, Tina and Bill. Let’s start with the first questin. Hw ften d yu exercise?Tina: Every day.Bill: Hardly ever.Interviewer: Hw ften d yu eat vegetables and fruit?Tina: I eat vegetables and fruit every day.Bill: I smetimes eat vegetables. But I never eat fruit.
Listen and read.
Tapescripts
Interviewer: OK. Hw many hurs d yu sleep every night?Tina: Nine.Bill: Me, t.Interviewer: Hw ften d yu drink milk?Bill: Never. I can’t stand milk.Tina: Oh, I lve milk—I drink it every day.Interviewer: Hw ften d yu eat junk fd?
Bill: I eat it three r fur times a week. Tina: I guess I eat it tw r three times a week.Interviewer: And hw ften d yu drink cffee?Bill: Oh, I drink cffee fur times a day.Tina: I never drink cffee.Interviewer: Well, thank yu very much.Bill/Tina: Yu’re welcme.
1e Student A is the reprter. Student B is Tina r Bill. Ask and answer questins. Then change rles.
A: Hw ften d yu exercise?B: I exercise every day.A: And hw ften d
1. Hw ften d yu eat vegetables?2. Hw ften d yu eat fruit?3. Hw ften d yu eat fast fd?4. Hw ften d yu d exercise?5. Hw lng d yu watch TV every week?6. Hw many hurs d yu usually sleep at night?
Eat mre fruits and vegetables and less junk fd.
Try t exercise mre.
Sleep eight r nine hurs a night.
1.David dislikes cffee, s he _______ drinks it.A. ften B. always C. ever D. never
2. — _______ d yu usually watch TV? —Twice a week. A. Hw sn B. Hw ften C. Hw many D. Hw lng
4. Fresh air and exercise are gd fr ________. A. health B. healthy C. unhealthy D. healthily
3. —Hw ften d yu eat ________? —I seldm eat junk fd. A. tmates B. hamburgers C. fish D. strawberries
1. Deng Yaping _____________ playing ping-png.2. Our head teacher _____________ all f us.3. He _____________ children.4. In fact, t much sugar and salt __________________ yu.
二 、从方框中选择合适的词组完成句子
be gd t be gd with be gd at be gd fr
are nt gd fr
junk, cffee, health
①Hw ften d yu…？②Hw many…d yu…？③D yu…/Des he/she…？
junk fd, be gd fr
1. D yu knw hw t keep a healthy lifestyle? Share yur ideas with yur classmates and write a reprt.2. Preview the new wrds and phrases in Sectin B(2a-2e).