初中英语Topic 3 Must we exercise to prevent the flu?教学演示课件ppt

这是一份初中英语Topic 3 Must we exercise to prevent the flu?教学演示课件ppt，共18页。
What shuld yu d n weekends?Must yu d sme cking n weekends?Yes, I must. N, I needn’t./ dn’t have t .Must yu d sme washing n weekends?Yes, I must. N, I needn’t./ dn’t have t .Must yu tidy yur rm n weekends?Yes, I must. N, I needn’t./ dn’t have t .Must yu sweep the flr n weekends?Yes, I must. N, I needn’t./ dn’t have t .
Must we exercise ften t build up ur bdies?—Yes, we must. Because we shuld keep ur health.
Must we change ur clthes ften?—Yes, we must.Because we shuld keep urselves clean.
Shuld we g t crwded places?—N, we shuldn’t. We shuld keep away frm crwded places.
Shuld we keep the windws pen?—Yes, we shuld.Because we shuld keep the air fresh all the time.
exercise ften t build up ur bdies.
change ur clthes ften.
keep the windws pen.
g t crwded places.
Why we need t d these things?—Because we shuld keep fit and feel gd.
What things will make us feel terrible?—have the flu—have a cld —have a headache—have a tthache and s n.
Drink a lt f water.
Wash hands ften.
What shuld we d t prevent the flu?
Eat healthy fd.
Dn’t g t crwded places.
D mre exercise.
Open the windws.
see a dctr.
Example:A: Must we d exercise t prevent the flu?B: Yes, we must. / N, we dn’t have t. / N, we needn’t.
Answer the questins:
1. What is Kangkang’s father’s jb?2. What d yu knw abut the flu accrding t the cnversatin? 3. Must we g t see a dctr at nce when we have the flu?
He is a dctr.
The flu is spreading quickly amng peple.
Yes, we must.
Check (√) Dr. Li’s advice accrding t 1a.
1. d exercise ften2. keep the air fresh3. g t bed early4. wash hands and change clthes ften5. keep ur rms clean6. drink enugh water7. take sme medicine8. keep away frm crwded places
New wrds:spread； V. 蔓延，传播eg. The fire spread frm the factry nearby 火从附近的工厂蔓延出来。 The disease spreads all ver the wrld. 那种病在全国蔓延开来。Prevent V. 防止，预防 eg. We shuld wash hands befre meals t prevent germs. prevent sb./sth. (frm) ding sth. = stp sb./sth. (frm) ding sth. = keep sb./sth. frm ding sth. eg. Tm’s mther tried t prevent him frm ________(play) cmputer games.
开始做和…谈话一直拥挤的地方接纳某人的建议远离…立刻使…身体强健
talk with/t sb.
all the time
crwded places
fllw/take ne’s advice
keep away frm
build sb. up
Key phrases:
Hmewrk:1.我们应该做什么来阻止它？2.我们应该始终保持房间干净和空气清新。3.我们必须运动来预防流感吗？是的/不，不需要. 4.目前流感在人们之中迅速蔓延。5.你必须接受医生的建议。