山東省泰安市肥城市第三中學(xué)高中英語Unit 3《Computers》Grammar學(xué)案 新人教版必修2

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111山東省泰安市肥城市第三中學(xué)高一英語人教版必修2Unit 3 ComputersGrammar學(xué)案【 學(xué)習(xí)目標(biāo)】在本節(jié)課結(jié)束時(shí)，學(xué)生能夠了解并掌握現(xiàn)在完成時(shí)的被動(dòng)語態(tài)。【學(xué)習(xí)重點(diǎn)，難點(diǎn)】 現(xiàn)在完成時(shí)的被動(dòng)語態(tài)的構(gòu)成及應(yīng)用。【課型】Grammar【回顧復(fù)習(xí)】【新知識(shí)學(xué)習(xí)】Step1、Leading-in(情景導(dǎo)入)：分析句子是主動(dòng)語態(tài)還是被動(dòng)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歸納總結(jié)：現(xiàn)在完成時(shí)的被動(dòng)語態(tài)的構(gòu)成：_其否定結(jié)構(gòu)為：_Step2.Grammar:.將下面句子改為被動(dòng)語態(tài)：1.We have bought a new personal computer. 2.We have found many problems with our new computer. 3.They have built a PC the way we wanted. 4.They have just joined our computer to the Internet. 5.We have used the computer every day since we bought it. 6.We have written a lot of e-mails on the computer in the past year. Step3.【當(dāng)堂達(dá)標(biāo)】1.You can see the house_ for years.isnt painted B. hasnt painted C. hasnt been painted D. hadnt been painted2.-How long_ at this jobs? -Since 1990.A. were you employed B. have you been employedC. had you been employed D. will you be employed3.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 upC. have taken place; have set up D. were taken place; were set upStep4.【反思提升】 Summarizing【Homework】111