3a大作是什么意思|3A Unit 9 On and off 第一课时

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teaching aims:
1．enable the ss to understand and say: door, window, box, basket.
2．enable the ss to understand and say: open / close the …
3．raise the ss interest to learn english.
key points and difficult points:
1．enable the ss to understand and say: door, window, box, basket, open / close the …
2．box, book, books 的发音区别。
teaching aids: recorder, the word cards, the teaching picture, an apple, a box and a basket.
在本堂课中，我运用了录音机、磁带、单词卡片、挂图、篮子、盒子、苹果等
实物，结合游戏，穿插于课堂教学的各个环节，以起到开阔学生视野，拓展学
生思维方式，丰富和活跃课堂气氛的作用。
teaching procedures:
step 1: warm up
1.greetings.
2.sing a song: “hello! how are you?”
3.free talk.
t: how are you?
s: fine, thank you. and you?
t: not so good. i’m cold.
该环节主要是复习与新知识有密切联系的旧知识，为新知识的引入做铺垫，使他们立刻参与到英语会话课堂这个情境中来，为进一步探究新知凝聚了动力。
step 2: presentation and practice.
1.learn to say: close the door.
a. t: not so good. i’m cold. close the door.
接上一部分的free talk引出，做出很冷的样子，裹紧衣服，将门关上。
b. t---blackboard “door”.ss read after the t. ss read, s reads, s reads it one by one, the group reads
c. t反复做关门的动作，并且说：close the door.
d. t---blackboard “close the door”. ss read after the t. two ss read. s reads,期间t不断加入ok./ all right.的回答，重复几个学生后，t：close the door. s: ok./ all right.
e.t---blackboard “ok./ all right.”ss read after the t.
f.ss: close the door.
t: ok. / all right. close the door.
ss: ok. / all right.
g. ss ask and answer one by one.
h. t: ***, close the door, please.
s: ok. / all right.（走到门口将门关上)
如此重复几个学生。
i.t---blackboard “please”.领读please，并加上动作。ask your friend.
这种分层次，由浅入深的教学方法符合学生的认知规律，充分利用了实物，形象而直观，容易吸引学生的注意力，又将单词和句型结合起来教授操练，突出了重点，突破了难点。
2.learn to say: open the door, please.
a. t: oh, it’s warm now. i’ll open the door.
将衣服敞开，做出很热的样子，把门打开。
b. t反复做开门动作，并说：open the door.
c. t---blackboard “open the door”. ss read after the t. two ss read. s reads,期间t不断加入ok./ all right.的回答，重复几个学生后，t：“open the door. s: ok./ all right.
d. ss: open the door.
t: ok. / all right. open the door.
ss: ok. / all right.
e.the group asks and answers one by one.
3.learn to say: window.
a. t 关上窗户：close the window.
 打开窗户：open the window.
b. t---blackboard “window”.ss read after the t.ss read.s reads, ss read. boys and girls read.
c. t: open/ close the window, please.12
 s: ok./ all right.(do it)
 t—ss—spractice and check.
4. learn to say: basket.
a. t 出示一个basket, what’s in the basket, guess?
s1: a pear?
t: no.
s2: an apple?
t: i’ll open the basket. let’s have a look. oh, yes, it’s an apple.
this is an apple. this is a basket.
b. t---blackboard “basket”.ss read after the t. ss read, s reads, s reads it one by one, the group reads.
c. 出示d部分第三幅图，t: look at the picture, what are they talking about? you can discuss with your partner. ss discuss.
s1: close the basket, please.
s2: ok. / all right.
d. 每组一个篮子往后传，ask and answer one by one.
e. t拿一个篮子，做打开篮子的动作，引导s说出：open the basket, please.
f. 每组一个篮子往后传，ask and answer one by one.
让学生在实际的操作过程中，主动获取知识、运用知识，发展能力。
5. learn to say: box.
a. play a game: say and do.
游戏规则：教师或学生发布命令，其他学生做动作。
open/ close the door/ window/ book. stand up. sit down.
最后用 open/ close the pencil-box/ box.
由此引出box. t: this is a pencil-box. this is a box.
b. t---blackboard “box”.ss read after the t.ss read.s reads and shows his/ her box, ss read. boys and girls read.
c. 出示d部分第二幅图t: look at the picture, what are they talking about? you can discuss with your partner. ss discuss.
s1: open the box, please.
s2: ok. / all right.
d. ss用自己带来的boxes同桌之间练习。
生动有趣的游戏形式，为学生创造丰富的语言交际情景，使学生在玩中学、学中玩。
step 3: consolidation
say a rhyme:
open, open, open the door/ window/ basket/ box.
close, close, close the door/ window/ basket/ box.
配上小星星的音调。
step 4: assign homework.
listen to the tape and repeat 3 times.
step 5: say “goodbye”.
blackboard:
 unit 9 on and off
open / close the door(图), please. ok./ all right.
window (图)
box (图)
basket(图)
3a unit 9 on and off 第一课时 来自。 12

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