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1、2022年人教版高中英語必修二Unit 3《Computers》（Grammar）學案
【 學習目標】
在本節(jié)課結束時，學生能夠了解并掌握現(xiàn)在完成時的被動語態(tài)。
【學習重點，難點】
現(xiàn)在完成時的被動語態(tài)的構成及應用。
【課型】Grammar
【回顧復習】
【新知識學習】
Step1、Leading-in(情景導入)：
分析句子是主動語態(tài)還是被動語態(tài)？
1.The old man has been dead for two years.
2.They have done the job.
3.The house has been built for 3 years
2、
歸納總結：現(xiàn)在完成時的被動語態(tài)的構成：______________其否定結構為：____
Step2.Grammar:
.將下面句子改為被動語態(tài)：
1.We have bought a new personal puter.
2.We have found many problems with our new puter.
3.
3、They have built a PC the way we wanted.
4.They have just joined our puter to the Internet.
5.We have used the puter every day since we bought it.
4、
6.We have written a lot of e-mails on the puter in the past year.
Step3.【當堂達標】
1.You can see the house_____ for years.
isn’t painted B. hasn’t painted C. hasn’t been painted D. hadn’t been p
5、ainted
2.---How long_____ at this jobs?
---Since 1990.
A. were you employed B. have you been employed
C. had you been employed D. will you be employed
3.Great changes__ in the city, and a lot of factories__.
A. have been taken place; have been set up B. have taken place; have been set up
C. have taken place; have set up D. were taken place; were set up
Step4.【反思提升】 Summarizing
【Homework】
做報紙B3版語法練習。
1CBBDB 學習指導
背誦些好的
句子
辨別主動和被動語態(tài)
運用所學語法
2022年人教版高中英語必修二Unit 3《Computers》（Grammar）學案
