必修二語(yǔ)法導(dǎo)學(xué)案

1、Unit 4 Wildlife protectionPeriod3 Grammar導(dǎo)學(xué)案授課時(shí)間 班級(jí) 姓名 Learning aims(學(xué)習(xí)目標(biāo)): 對(duì)現(xiàn)在進(jìn)行時(shí)的被動(dòng)語(yǔ)態(tài)的理解與運(yùn)用。.Important points(學(xué)習(xí)重點(diǎn)):1. 學(xué)習(xí)現(xiàn)在進(jìn)行時(shí)被動(dòng)語(yǔ)態(tài)的構(gòu)成2. 使用現(xiàn)在進(jìn)行時(shí)被動(dòng)語(yǔ)態(tài)需要注意的幾個(gè)問(wèn)題Learning guide(方法引導(dǎo)): 觀察例句總結(jié)規(guī)律運(yùn)用規(guī)律Step: 觀察思考Read the following sentences and explain the usage of the Present Progressive Passive Voice in eac

2、h sentence to your partner. (方法指導(dǎo)：先翻譯句子，再指出現(xiàn)在進(jìn)行時(shí)被動(dòng)語(yǔ)態(tài)的用法)1. We are being killed for the wool beneath our stomachs.2. Our fur is being used to make sweaters for people like you.3. Im sorry I didnt know that I wonder what is being done to help you.4. Daisy turned around and found that she was being wat

3、ched by an elephant.5. So good things are being done here to save local wildlife.Step：歸納規(guī)則I.Study the explanation of the grammar and then do the exercises that follow.(方法指導(dǎo)：通過(guò)觀察上面的例句，我們可將現(xiàn)在進(jìn)行時(shí)被動(dòng)語(yǔ)態(tài)構(gòu)成和用法歸納如下)1. 意義：_ 和 _ 之間是被動(dòng)關(guān)系,而且動(dòng)作正在進(jìn)行。2. 現(xiàn)在進(jìn)行時(shí)被動(dòng)語(yǔ)態(tài)構(gòu)成(1) 肯定形式：  主語(yǔ)+_ 過(guò)去分詞The house is being painted

4、. 房子正在被粉刷。(2) 否定形式:   主語(yǔ)+_ 過(guò)去分詞The trees are not being watered.(3) 疑問(wèn)形式:  _ 主語(yǔ)_ 過(guò)去分詞？Am I being watched over?(4) 特殊疑問(wèn)句的形式: 把 _ 放在一般疑問(wèn)句前面。How many bridges are being built in the village?3. 現(xiàn)在進(jìn)行時(shí)被動(dòng)語(yǔ)態(tài)用法(1) 表示說(shuō)話人說(shuō)話時(shí)_或發(fā)生的動(dòng)作，經(jīng)常和時(shí)間副詞now(現(xiàn)在), right now (現(xiàn)在, 此刻), at present (現(xiàn)在,目前), at this mo

5、ment(此刻)連用。e.g. Look! The baby _（take care of ）by her aunt. 瞧！那個(gè)嬰兒正由他的姑姑照料著The project_at the meeting.這項(xiàng)工程正在會(huì)議上被討論。(2) 表示現(xiàn)階段或目前這段時(shí)間正在進(jìn)行的被動(dòng)動(dòng)作，但這一被動(dòng)動(dòng)作在此時(shí)此刻不一定正在發(fā)生。A new factory_. 一個(gè)工廠正在建設(shè)。Many speeches are being held these days.Zhengzhou-Xian high-speed railroad.鄭西高速鐵路正在建設(shè)當(dāng)中。(3) 表示按計(jì)劃或安排將要進(jìn)行的一個(gè)被動(dòng)動(dòng)作A p

6、arty is being held tonight.  譯為_(kāi)II.使用現(xiàn)在進(jìn)行時(shí)的被動(dòng)語(yǔ)態(tài)需要注意的幾個(gè)問(wèn)題:1、注意助動(dòng)詞的運(yùn)用?，F(xiàn)在進(jìn)行時(shí)的被動(dòng)語(yǔ)態(tài)有兩個(gè)助動(dòng)詞，一是助動(dòng)詞be的相應(yīng)形式，為現(xiàn)在進(jìn)行時(shí)的助動(dòng)詞；二是助動(dòng)詞being，為被動(dòng)語(yǔ)態(tài)的助動(dòng)詞，這兩個(gè)助動(dòng)詞缺一不可，并且不可顛倒順序。e.g.這些動(dòng)物目前正被放了出來(lái)。The animals are being set free at present.2、注意短語(yǔ)動(dòng)語(yǔ)后面的介詞不可漏掉。有些動(dòng)詞短語(yǔ)如take care of , look after , talk about等，用于被動(dòng)結(jié)構(gòu)時(shí)，后面的介詞不可漏掉。e.g

7、. you are being talked about.翻譯：這嬰兒正受到很好的照顧。3、注意動(dòng)詞的性質(zhì)。有些動(dòng)詞，通常是不及物動(dòng)詞即表示某種情況或狀態(tài)動(dòng)詞，如appear, rise, die, happen, occur, lie, belong to ,break out ,take place ,fit mean ,become, fail, consist of ,look like 及cost 等不可用于被動(dòng)語(yǔ)態(tài)。Which one is true and which one is false?(1) The sun is rising.(   &#

8、160; )The sun is being risen.(     )(2) What is happening?(       )What is being happened?(      )(3) The dish tastes delicious.(    )The dish is being tasted delicious.(    )Step 運(yùn)用規(guī)律，當(dāng)堂檢測(cè)（方法指導(dǎo)：

9、根據(jù)句子所提供的語(yǔ)境和現(xiàn)在進(jìn)行時(shí)被動(dòng)用法進(jìn)行選擇。）1. A new cinema _ here. They hope to finish it next month.A. will be built      B. is built       C. has been built    D. is being built2. Rainforests _ and burned at such a speed that they will disappear

10、 from the earth in the near future.A. cut         B. are being cut    C. are cut       D. had been cut3. I dont know what time it is now. My watch_.A. is repairing   B. has been repaired C. is being r

11、epaired  D. has repaired4. Water _ at 100.A. boils     B. is boiled   C. has been boiled    D. has boiled5. A new stadium _here. They hope to finish it next week.A. will be built      B. is built     

12、  C. is being built    D. is building6. Have you moved into the new house? Not yet, the rooms _.A. are being painted              B. are paintingC. are painted         &#

13、160;         D. are being painting7. Do you like the material? Yes, it _very soft.A. is feeling    B. felt    C. feels    D. is felt8. New medicines and instruments _ every day to extend life.    A. d

14、evelop                  B. are being developed    C. are developing           D. have developed9. “Look！ Everything here is under construction.” “What is the small building that _for？”A. is being building    B. has been built C. is built