人教版必修2 unit4语法

1、Grammar The Present Progressive Passive Voice,The Present Progressive Passive Voice,结构： A陈述句：主语+ am/is/are +being+过去分词 B疑问句：疑问词+ am/is/are+主语+being+过去分词 用法： 表示说话人说话时或现阶段正在进行的动作，经常和时间副词now（现在），right now (现在，此刻），at present (现在，目前）， at this moment(此刻）连用。 意义： 主语和谓语动词之间是被动关系，而且动作正在进行。 -Music is being tau

2、ght by miss Li now. -New functions are being added to the phone at present.,The Tense of the The Passive Voice,一般现在时：am/is/are+p.p 一般过去时：was/were+p.p 现在进行时：am/is/are being+p.p 过去进行时：was/were being +p.p 现在完成时：have/has been+p.p 过去完成时：had been+p.p 一般将来时：will/shall be +p.p,Can you find the following sen

3、tence in the reading passage? -Our fur is being used to make sweaters like yours. Now please pick out two more sentence in the passive voice using the present continuous tense,1.Daisy turned round and saw she was being watched by an excited elephant. 2.I wait here because were becoming endangered in

4、 Zimbabwe.,Try and see if you can help fill in the following form,is being studied,is being hunted,_,is being protected,is being photographed,are being killed,are being attacked,Lets practise.,Exercise: 1. -Look !Everything here is under construction. -whats the pretty small house that _for? A. is b

5、eing built B. having been built C. is built D. is building 2.-Do you like the material? -Yes,it _very soft. A.is feeling B. felt C. feels D. is felt,A,C,3.The patient _ now. He will come out soon. A.is examined B.is being examined C.is examining D.has examined 4.-Have you moved into the new house ?

6、- Not yet, the rooms_. A.are being painted B.are painting C.are painted D.are being painting,B,A,用被动语态的适当形式填空 1.Dont worry about her. She _(meet) by her friends as soon as she arrives. 2.He_ (operate) on twice for that disease. 3.The news _ (talk) about everywhere.,will be met,has been operated,is b

7、eing talked,4. English _ (teach) in china for over a century. 5.A lot of tall buildings _ (set)up,and people will move in Sometime next year.,has been taught,are being set,完成句子： _(应该注意）even the smallest detail. 2. (据说）_ that he has gone to America. 3. The place is very dirty. Rubbish _(扔）everywhere.

8、,Attention should be paid to,It is said,has been thrown,4. Most of the streets in the city _(拓宽)already and many new buildings _ (建造) now. 5. What should you do while you _ （跟踪）by a stranger?,are being built,are being followed,has been widened,Im afraid that the road to Wolong Nature Reserve is bein

9、g repaired. How much money we should spend on endangered tigers is being discussed. The side effects of the new drug are being researched. The request to get a video set for each office is being considered. The project to make a new home for pandas is being developed.,Answer key for Ex 1:,What can we do to protect the Milu Deer from disappearing again? Do you think the pandas in China are in danger / are being endangered? What do you suggest we should do to protect wildlife ? Do you know why dinosaurs died