仁爱科普版九年级上册Topic 1 When was it invented?教案设计

这是一份仁爱科普版九年级上册Topic 1 When was it invented?教案设计，共12页。

本课是九年级第四单元第一话题的第二课时。主活动是1a。1a通过Jane 和Michael谈论在博物馆所见到的展品来继续学习一般过去时的被动语态。1b 和 1c分别以听和填写图表来巩固1a的内容。1d则通过“说一说，猜一猜”的形式让学生运用一般过去时的被动语态。2是让学生能够根据需要正确运用一般现在时和一般过去时的被动语态。3以听力的方式，来训练对一般过去时的被动语态的运用，同时也可让学生了解更多的发明。4a和4b 属于对语音语调的学习。通过本课的学习，学生可以比较性地学习两种被动语态并且了解到更多的发明创造。
Ⅱ. Teaching aims
1. Knwledge aims：
掌握本课的重点词汇和短语，继续学习一般过去时的被动语态。
2. Skill aims:
能够根据需要正确运用一般过去时和一般现在时的被动语态。
能够运用正确的语音语调说、读英语句子。
能够听懂含有一般过去时的被动语态的短文和对话。
3. Emtinal aims: (ptinal)
发明创造不是一蹴而就，需要有百折不挠、永不言败的精神。
4. Culture awareness: (ptinal)
了解英语国家的科技发明。
Ⅲ. The key pints and difficult pints
1. Key pints:
Wrds and phrases: bulb, airplane, be different frm, be made f, be used fr, s that, nt als…, all ver the wrld
Sentences: It’s said that he invented mre than tw thusand things during his life.
They are designed nt nly fr wrkers but als fr teenagers and wmen.
Grammar: was/were +pp
Difficult pints：
It’s said that he invented mre than tw thusand things during his life.
Nwadays, their materials have been changed s that it feels mre cmfrtable.
Ⅳ. Learning strategies
能够通过1b、1c的问题，确定在听的过程中应注意哪些细节。
能够利用1c的图表来描述1a的内容。
能够根据2的时间关键词来确定正确的语态。
Ⅴ. Teaching aids
电灯泡/ 汽车、飞机等图片/ 爱迪生等发明家的图片/ 录音机等。
Ⅵ. Teaching prcedures
Ⅶ. Blackbard design
Stage
(time perid)
Interactin
patterns
Teacher activity
Student activity
Remarks
1
Getting students ready fr learning
（5mins)
Class activity
Let the Ss play the guessing game
T: Are yu gd at guessing the riddles?
T: OK. Here is a riddle. A small meln （瓜）grws n a vine（藤）. It blssms (开花)every night, but the meln never grws.
What’s it?
T: Yes. Yu are right. It’s a light bulb. Listen t this ne. There is a small huse withut drs. It has nly windws. When the light is n, it speaks,laughs and sings. What’s it?
T: Oh, yu are s smart. It’s a radi. Listen t the last riddle. It’s neither a hawk (鹰) nr a wild gse. But it can fly in the blue sky. It can fly ten thusand miles a day, and it is like a bridge in the sky. What is it?
T:Yeah! Yu gt it. It’s a plane. We can als call it an airplane.
Guess the riddles
Ss: Yes.
Ss:电灯。
S1: It’s a TV.
S2: It’s a radi.
S3: It’s a kite.
S4: It’s a plane.
在玩的过程中，最好把本课的生词“bulb，airplane”包括进去。在讲谜语时把影响学生猜测的新词写在黑板上。
2
Pre-listening
(4mins)
Class activity
Individual wrk
Step 1: Present the pictures f Thmas Edisn, Guglielm Marcni, Wilbur and Orville Wright. Let the Ss learn their names.
T: OK, nw, let’s get t knw sme peple. They invented these things. Lk at this man. Wh’s he?
T: Yes. He’s Thmas Edisn. Fllw me, Thmas Edisn.
T: This ne?
T: He’s Guglielm Marcni. Read after me, Guglielm Marcni.
T: Hw abut these tw?
T: They’re Wilbur and Orville Wright.
Repeat, please.
Step 2: Read the questins in 1b.
T: We will listen t 1a next. Befre we listen t 1a, read the questins in 1b and make clear what yu shuld pay attentin t.
Learn the names .
S1: 爱迪生。
Ss: Thmas Edisn.
S2: Srry, I dn’t knw.
Ss: Guglielm Marcni.
S3: Srry, I dn’t knw.
Ss: They are Wilbur and Orville Wright.
Read the questins in 1b.
这几个人名很难读，学生在听、读时会遇到障碍。老师可以先教读几遍。
让学生学会利用所提供的问题来确定在听的过程中应注意什么。
3
While-listening
(3mins)
Individual wrk
Let the Ss listen t 1a and d 1b. Check the answers. Finish 1b.
T: Listen t 1a carefully and d 1b.
T: Let’s check the answers. xxx, yu, please!
Listen t 1a and d 1b. Check the answers. Finish 1b.
S1: A
S2: C
4
Pst-listening
(10mins)
Individual wrk
Grup wrk
Class activity

Step 1 : Let the Ss read 1a and d 1c.
T: Nw, read 1a and d 1c. If yu finish, raise yur hand.
T : Ready t check the answers? Yu may answer like this “ invented by …in …”.
T: Wnderful! Hw abut the secnd ne?
T: Yu did a great jb. The last ne?
T: I’m very prud f yu!
Step 2: Let the Ss d the guessing game and finish 1d.
T: Nw wrk in grups t make riddles by yurself. Yu will describe the inventins in 1c and let ther grups guess what yu are describing. Yu can fllw the example in 1d. When yu finish, hands up!
T: Time is up! Which grup wants t be N. 1?
T: Yu all perfrmed very well!
Step 3: Let the Ss read 1a again and find ut the difficult and key pints.
T: Read 1a again and find ut the difficult and key pints.
T: D yu have any questins?
T: Gd questin! It’s a very useful expressin. It means smene said smething, but it may be nt true. We have anther expressin “It’s reprted that…”.
T: What else ?
T: Hw abut the key pints?
Read 1a and d 1c
S1: The light bulb was invented by Thmas Edisn in 1879.
S2: The radi was invented by Guglielm Marcni in 1895.
S3: The airplane was invented by Wilbur and Orville Wright in 1903.
D the guessing game and finish 1d.
S1(Grup2): It’s widely used by peple everywhere. It was invented by an American inventr. It’s said that he failed 999 times befre he succeeded in this great inventin.
S2(Grup4): It’s light bulb.
S3(Grup 1):…
S4(Grup 3): It’s …
Read 1a again and find ut the difficult and key pints.
S1: What des the sentence “It’s said that ….” in Rw 6 mean ?
S2:It’s said that …
S3:It’s reprted that…
S4:be different frm…
5
Finishing
Task 2
(5mins)
Individual wrk
Class activity
Step1: Let the Ss d 2, check the answers and finish 2.
T: Nw, wrk alne. Finish the blanks in
2. Pay attentin t the time when filling in the blanks. When yu finish, raise yur hand.
T: xxx, may I begin with yu?
T: Perfect!
Step2: Write dwn n the Bb the sentence “Nwadays, their materials have been changed s that it feels mre cmfrtable”. Let the Ss understand the perfect passive.
T: Lk at this sentence. Wh can tell me what it means?
T: S2 is right. “Have/has been+pp” is perfect passive vice.
D 2, check the answers and
finish 2.
S1: Sure. weren’t called
S2: were made
S3: was, used
S4: are, created
S5: are, designed
Knw abut the perfect passive.
S1:现在他们的制作材料已经变了，因此摸起来更舒适。
S2:现在他们的制作材料已经被改变了，以至于摸起来更舒适。
要学生养成观察关键词的习惯。如：nwadays .
完成时的被动语态，不要求精讲，只要学生能理解这样的句子即可。老师稍微点一下就行了。
6
Finishing
Task 3
(5mins)
Individual wrk
Let the Ss listen t 3, check the answers and finish 3.
T: Lk at the pictures in 3. Listen t the tape and match them.
T: May I check the answers nw? Yu may answer like this “The …was invented by …in …”. Any vlunteers?
T: Well dne.
Listen t 3, check the answers and finish 3.
S1：The car was invented by Karl Benz in 1926.
S2: The phne was invented by Alexander Graham Bell in 1876.
S3: The TV was invented by Jhn Baird in 1885.
7
Finishing
Task 4a
(3mins)
Individual wrk
Let the Ss read the wrds, and then listen t the tape and check the vwels.
T: Read the wrds first and pay attentin t the vwels.
T: Nw, listen t the tape. Fllw it and check the vwels.
Read the wrds, and then listen t the tape and check the vwels.
8
Finishing
Task 4b
(5mins)
Individual wrk
Pair wrk
Step1: Listen and read the sentences in 4b, and find ut the rules f stress and intnatin.
T: Listen and read the sentences in 4b and find ut the rules f stress and intnatin.
T: What have yu fund, xxx?
T: Gd jb.
Step2: Let the Ss make up similar cnversatins using the wrds in 4a.
T: Nw, pair wrk. Use the wrds in 4a t make up similar cnversatins. If yu finish, raise yur hand.
T: Which pair wants t have a try?
Listen and read the sentences in 4b and find ut the rules f stress and intnatin.
S1:特殊疑问句句尾读降调。
S2:陈述句句尾读降调。
S3:一般疑问句句尾读升调，回答读降调。
S4:句首的特殊疑问词要重读，实义动词要重读。
Use the wrds in 4a t make up similar cnversatins.
S1:When was the laptp develped?
S2: It was develped in 1985.
S1: Was the laptp develped in the U.S.A ?
S2: N.
S1: Where was it develped?
S2: It was develped in Japan.
9
Summarizing and assigning
hmewrk (5mins)
Class activity
Step 1: Let the Ss sum up the key pints f this sectin.
T: Nw, it’s time t sum up the key pints.
What are they?
Step 2: HMK
T: We have learned sme inventins. I wuld like yu t think abut mre inventins, and try t find ut their inventrs.
Sum up the key pints f this sectin.
S1: It’s said that…, It’s reprted that…
S2: be different frm, be made f…
S3: have / has been + pp
S4: s that, nt nly … but als…
S5:…
When was it invented ?
Sectin B
Wrds and phrases:
bulb
plane=airplane
Grammar:
was/were +pp
have/has been+pp
Sentences:
It’s said that he invented mre than tw thusand things during his life.
Nwadays, their materials have been changed s that it feels mre cmfrtable.
They are designed nt nly fr wrkers but als fr teenagers and wmen.