九年级全册Unit 6 When was it invented? Section B教学设计

这是一份九年级全册Unit 6 When was it invented? Section B教学设计，共3页。

教学基本信息
学科
English
学段
初中
年级
九年级
单元
Unit 6
课题
When was it invented?
总课时数
6
课时
Sectin B
(1a-1e)
课型
听说课
授课时间
教学目标及教学重点、难点
教学目标：
At the end f the class, the students will be able t:
1. learn hw ptat chips were invented.
2. learn t listen fr the details.
3. talk abut the histry f inventins
教学重点：
1. Key vcabulary :
crispy, salty, sur, custmer...
by mistake, in the end,
2. Key sentences:
a. Ptat chips were invented by mistake.
b. They were invented in 1863.
c. Ptat chips were invented by a ck called Gerge Crum.
3. Structure:
S+was/were+past participle+by…
教学难点：
Talk abut hw ptat chips were invented by using the passive vice f the past tense.
教学过程(表格描述)
教学环节
主要教学活动
设置意图
Step 1
Lead in
(PPT 3-7)
1. Shw sme pictures t Ss and ask :
What kind f snacks d yu like t eat?
Hw d they tastes?
Can yu describe them?
Which taste d yu like best?
2. Make Ss discuss with partners,then lk at the clrful fd and divide them int different tastes. Try t say smething abut them .
通过图片，引导学生将食物分成不同的口味，学习新单词，导入1a。
Step 2
Presentatin
(PPT 8-9)
Wrk n 1a,1b.
1. Shw pictures f ptat chips, lemn, ice-cream, and salted duck eggs t Ss t lk. Talk with the class abut these fds and ask Ss t describe their taste. The wrds in the bx describe hw fd can taste. Write them under the crrect pictures. Sme pictures have mre than ne wrd.
2. Check answers in class and make Ss read the wrds.
3. Guide Ss brainstrm different fd .
What ther fruit is sweet/sur?
What fd is crispy/salty?
Make them write the names f different fds after each wrd.
4. Call sme Ss t write their lists n the blackbard.
将1a的食物分成不同的口味。然后在每一种不同的口味后面写出一种不同的食物，熟悉新单词。
Step 3
Listening
(PPT 10-11)
Wrk n 1c,1d.
1. Make Ss read the sentences in 1c. Try t predict what we are ging t hear.
2. Play the tape fr the first time fr Ss listen and try t get the rugh meaning.
3. Play the tape fr the secnd time and Ss circle T r F.
4. Play the tape nce again.Check their answers.
5. Make Ss listen again and cmplete the sentences.
6. Check answers and make Ss read the shrt passage.
听力练习使学生对薯片的历史有详细的了解， 并完成两个听力任务。
Step 4
Practice
(PPT 12-15)
Wrk n 1e.
1. Ask Ss t wrk in pairs t make a cnversatin abut the inventin f ptat chips. Use the infrmatin in 1c and 1d.
A:Did yu knw ptat chips were invented by mistake?
B: Ww, I didn’t knw that. Wh invented them?
A:...
2. Wrk in pairs. Have a discussin abut the fds.
D yu knw what they are?
Hw were they invented?
3. Shw a passage abut sandwich fr Ss t read.
分角色讨论食物制作历史，使学生在愉快的口语训练中巩固句型。拓展阅读帮助学生了解更多的知识。
Step 5
Language pints
(PPT 16- 21)
1. Explain the usage f by mistake, enugh, in the end.
2. Ask Ss t read them.
解决本节课的难点, 学生在语境中感受和体验词汇的用法。
Step 6
Exercises
(PPT 22-25)
Shw sme exercises t practice the key wrds and key sentences.
通过词型填空、选词填空和翻译句子等形式练习所学的重点词汇和句型。
Step 7
Hmewrk
(PPT 26)
Listen t 1b.
Make cnversatins with ther students talking abut hw ptat chips were invented after class.
Write a cnversatin t talk abut smething else.
熟练掌握听力材料。设计开放性的作业，使学生了解更多关于食物的历史。
板书设计
Unit 6 When was it invented?
Sectin B (1a-1e)
sweet: cake, banana, ice-cream...
crispy: ptat chips, fried chicken...
salty: cheese, salted eggs...
sur：vinegar, lemn...
教学反思
1.本节听说课谈论薯片的发明。
2. 听力过程中注意被动语态的运用。这是听力的难点部分。