牛津小學(xué)英語(yǔ)3B全冊(cè)第五單元教案
yes, let’s / no , it’s time to …
半小時(shí)以內(nèi):
what’s the time ?
it’s ( 9:10) nine ten
it’s (8:15) eight fifteen .
work in pairs :
3:11 4:25 5:16 7:18 8:29 11:05
step2. presentation and practice
1、去超市,購(gòu)物看標(biāo)價(jià)
t: good morning .
s: good morning.
t: what’s the time now ?
s: it’s …
t: let’s go to the supermarket .
s: great! but how ?
t: by bike . i’d like some …. look , how much is it ?
( 出示價(jià)格表)
s: it’s yuan .
一起認(rèn)識(shí)商品的價(jià)格:how much is it ?
it’s yuan .
2、請(qǐng)學(xué)生幫老師算一算要付多少錢
(學(xué)生做營(yíng)業(yè)員)
t: i’d like two hambergers. how much ?
s: twenty yuan .
t: here you are .
s: thank you.
板書: 10+10= ?
t: i’d like two cakes. how much ?
s: ten yuan.
t: here you are .
s: thank you .
板書: 5+5=?
3、學(xué)習(xí)加法的運(yùn)算
t: what’s ten plus ten ?
s: it’s twenty.
t: that’s right.
what’s five plus five ?
s: it’s ten.
t: that’s right.
* plus 加
板書:what’s ____ plus _____ ? it’s ______. √ that’s right.
運(yùn)用:
(老師做營(yíng)業(yè)員)
t: good morning . what do you want ?
s: i’d like ….how much ?
t: (板書 12+12= 24 ) twenty-four yuan.
s: here you are .
t: thank you .
work in groups
4、學(xué)習(xí)減法的運(yùn)算
(學(xué)生做營(yíng)業(yè)員)
s: good morning.
t: good morning. i’d like two t-shirts.
s: ok.
t: how much ?
s: 40+40=80 eighty yuan.
t: sorry . here you are .would you please give me a change( 請(qǐng)找錢)。
( 老師用一張100元)
s:100-80=20 here you are,. twenty yuan.
t: thank you.
板書: 100-80=?
*minus 減
板書:what’s ____ minus ____ ? it’s ______.
5、活動(dòng):做一做,說(shuō)一說(shuō)
a、數(shù)一數(shù)1、2組,3、4組各有多少人
b、 全班共有幾人 _____ plus ______
c、 數(shù)一數(shù)女生有多少人
d、 男生有幾人 _____ minus _____
6、看卡片,問(wèn)答
t: what’s _____ plus / minus _____?
s: it’s ______ .
t: that’s / you’re right.
work in pairs
step 3. learn to say
1、 出示本課1、2兩幅掛圖。生看圖聽課文錄音并跟讀。
2、 嘗試100以內(nèi)的加減法
step 4. consolidation
1、 復(fù)習(xí)數(shù)字: can you count from … to … ?
2、 看圖回答(幾樣物品放在一起,算價(jià)格) how much are they ?
3、 游戲:將學(xué)生分成兩大組,相互出題,答對(duì)多者為贏
step 5. homework
聽本課錄音a和b部分,跟讀單詞和課文。
七、 板書設(shè)計(jì)
unit 5 plus and minus
what’s the time now ? it’s ____ ______ .
3:11 4:25 5:16 7:18 8:29 11:05