初中英语人教新目标 (Go for it) 版九年级全册Unit 13 We’re trying to save the earth!综合与测试第2课时教案设计

这是一份初中英语人教新目标 (Go for it) 版九年级全册Unit 13 We’re trying to save the earth!综合与测试第2课时教案设计，共4页。

本单元带领学生了解了一些有关地球污染，动物濒危等问题。并且教给大家如何保护濒危动物，如何通过回收利用等方式来保护地球。本单元主要复习语法内容为情态动词和动词形式变化。本课主要带领大家进行语法复习，巩固语法知识。
三维目标
(一) 知识与技能
1. T learn different frms f verb.
2. T understand the use f Mdal Verbs.
(二) 过程和方法
3.T knw hw t use different frms f verb in different situatins.
4. T knw hw t use Mdal Verbs in different situatins.
(三) 情感态度和价值观
5. After learning this part, every student will be able t describe their awareness f the serius situatin f pullutin and slutins t envirnmental prblems using what we have learned in this lessn.
教学重点
1. T change frms f verb accrding t specific situatin.
2. T use Mdal Verbs prperly.
教学难点
1. T change frms f verb accrding t specific situatin.
2. T use Mdal Verbs prperly.
教学策略
根据本课教学目标和重点内容，教师可采用读，小组讨论，口头及书面练习等活动来引导学生进行学习。
教学准备
ppt， recrder， mutiple-media
教学环节
课堂导入
Step 1 Lead-in
判断下列句子中使用了什么时态及情态动词。
1. We are trying t save the earth.
2. The river used t be s clean.
3. It was cnsidered the nicest river in the twn.
4. The air has becme really plluted.\
5. We shuld help savew the sharks.
Answers: 1. 现在进行时 2. used t 3. 一般过去时的被动语态 4. 现在完成时 5. shuld
课堂讲授
Step 2. Presentatin
1) Review different frms f verb
2) Review Mdal verbs.
Main functin f Mdal Verbs.
①. can (culd) 表示能力，culd主要指过去时间；表示允许。
②. may表允许，might可以指过去时间，也可指现在时间，语气更委婉。
③. must表示义务。意为“必须”（主观意志）
④. shall表征询意见
⑤. will表意愿，用于各种人称陈述句；表请求，用于疑问句。
⑥. shuld / ught t应该
课堂练习
Step 3 Exercises
1) Fill in blanks with the crrect frms f verbs.
Interviewer: ___________ yu ever ________ (take ) part in an envirnmental prject?
Ken: Yes, I have. I ___________ (help ) with a Clean-Up Day last year. It was _________ (cnsider) the biggest clean-up prject this city __________ ever ___________ (have).
Interviewer: Hw many peple __________ (take ) part?
Ken: I ________ ( think) mre than 1,000 peple ________ (cme) t help ut.
Interviewer: That’s fantastic! I guess everyne in this city is ____________ (try) t imprve the envirnment.
Ken: Yes, evertne shuld _____________(play ) a part in keeping the city clean.
Pssible answers: Have taken, helped, cnsidered, had had, tk, think, came, trying., play
2) Fill in blanks with prper mdal verbs.
Can wuld culd have t shuld might/may must
When it cmes t saving the earth, peple _______ think that big things __________be dne. Hwever, many frget that saving the earth begins with small things. Fr example, Yu _________ save electricity by turning ff the lights when yu leave a rm. Yu ____ als use paper r reusable bags instead f plastic bags. In sme stres, yu nw __________ pay fr plastic bags. I think this is a great idea. And instead f driving t schl r wrk, yu ________ ride yur bike r walk. If it’s far, yu ________ take the bus. All these small things ______ add up and became big things that _____________ imprve the envirnment. We can’t affrd t wait any lnger befre taking actin.
Pssible answers: may, can’t, can, culd, have t, may/might, shuld ,wuld, must
课堂活动
Step 4 Activities\
In yur grup make a list f things peple can d t help the envirnment and present them.
Yu can use fllwing examples:
1) We shuld use public transprtatin.
2) we must save water.
3)…
课堂小结
Step 5. Summarize
Lk back n what we have learned.
1）动词的各种时态语态的变形。

2）
①. can (culd) 表示能力，culd主要指过去时间；表示允许。
②. may表允许，might可以指过去时间，也可指现在时间，语气更委婉。
③. must表示义务。意为“必须”（主观意志）
④. shall表征询意见
⑤. will表意愿，用于各种人称陈述句；表请求，用于疑问句。
⑥. shuld / ught t应该
作业布置
Hmewrk : Review this lessn and preview Sectin B.
板书设计
Unit 13 We’re trying t save the earth
1.被动语态的构成
2.情态动词： = 1 \* GB3 ①. can (culd)
= 2 \* GB3 ②. may
= 3 \* GB3 ③. must
= 4 \* GB3 ④. shall
= 5 \* GB3 ⑤. will
= 6 \* GB3 ⑥. shuld / ught t
4.

教学反思
通过本课学习，学生们进一步了解了动词各种形势变化，及情态动词用法。ask
现在时
过去时
将来时
过去将来时
一般
主动语态
ask / asks
asked
shall/will ask
shuld/wuld ask
被动语态
am/is/are asked
was/were asked
shall/will be asked
shuld/wuld be asked
进行
主动语态
am/is/are asking
was/were asking
被动语态
完成
主动语态
have/has asked
had asked
被动语态
have/has been asked
had been asked
d
现在时
过去时
将来时
过去将来时
一般
d / des
did
shall/will d
shuld/wuld d
被动语态
am/is/are dne
was/were dne
shall/will be dne
shuld/wuld be dne
进行
主动语态
am/is/are ding
was/were ding
被动语态
完成
主动语态
have/has dne
had dne
被动语态
have/has been dne
had been dne