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.,Passive Voice,.,Passive Voice,1. 什么是被动语态？被动语态是动词的一种形式，它表示主语和谓语之间的关系。英文的语态分为主动语态和被动语态，主动语态中，主语是执行者，而被动语态的主语，则是承受者。一般来说，只有及物动词才有被动语态。汉语往往用被、受、给等被动词来表示被动意义 。2. 被动语态的结构（1）现在时态一般现在时：be + vpp.现在进行时：be + being + vpp.现在完成时：have been + vpp.现在完成进行时：have been being + vpp.,.,Passive Voice,（2）过去时态一般过去时：was/were + vpp.过去进行时：was/were + being + vpp.过去完成时：had been + vpp.（3）一般将来时：will be + vpp. is/am/are gong to be + vpp.（4）一般过去将来时：would/should/could be + vpp.,.,Passive Voice,（5）情态动词must be done.could be done.can be done.might/may be done.should be done.ought to be done.,.,Passive Voice,3. 例句一般现在时：You are forgiven.一般过去时：The window was broken by the boy.一般将来时：You will be killed.现在进行时：A doll is being made by Mary.现在完成时：The letter has been received already.情态动词：Effective strategies must be taken to solve this horrible situation before it becomes worse.,.,Passive Voice,4. 如何把主动语态变成被动语态（1）把原主动句中的宾语变为被动句的主语（2）把动词变为被动形式即be +过去分词，并注意其人称和数随主语的变化，而动词的时态则保持不变。（3）原主动句的主语如需要则放在by后面以它的宾格形式出现（注代词的宾格），如不需要则可省略。（4）其它的成分（定语、状语）不变。,.,Passive Voice,We can put the refrigerator in that place.The workers are repairing the main building of the Northeast Engineering Institute.I did not say that we would change the equipment.The Chinese people will make more space explorations in the future.They will ask you a lot of strange questions.They had build three ships by last December.No one has ever beaten him at tennis.When I returned I found that they had towed (tow) my car away, I asked why they had done this and they told me that it was because I had parked it under a No Parking Sign.,.,Passive Voice,5. 不用被动语态的情况（1）不及物动词或动词短语无被动语态（即多数的瞬间动词）：appear, die, disappear, end, fail, happen, last, lie, remain, sit, spread, stand, break out, come true, fall asleep, keep silence, lose heart, take place, rise, happen, occur.（错）The price has been risen.（对）The price has risen.（错）The accident was happened last week.（对）The accident happened last week.,.,Passive Voice,（2）不能用于被动语态的及物动词或动词短语：fit, have, hold, marry, own, wish, cost, notice, watch agree with, arrive at / in, shake hands with, succeed in, suffer from, happen to, take part in, walk into, belong to（3）系动词无被动语态（“keep”除外）：appear, be become, fall, feel, get, grow, look, remain, seem, smell, sound, stay, taste, turn（4）带同源宾语的及物动词，反身代词，相互代词，不能用于被动语态：die, death, dream, live, life,.,Passive Voice,（5）当宾语是不定式时，很少用于被动语态。（对）She likes to swim.（错）To swim is liked by her,.,语法改错,Nowadays, a increasing number of people concerned about the enhancement of public services. However, whether the government should allocate fund to public services other than waste money on arts is controversial issue. In my view, pubic service are vital to our life, but spending money on arts is definitely not just waste money.,.,句子分析,Firstly, learning helps people to know different perspectives, which in turn leads to more understanding and less conflict. Taking Muslim women as an example, many people think that the reason why some Muslim women wear scarf is that their culture are full of selfishness and ignorance. Despite the fact that it is not fair to forbid women to show their beauty, if people know that women wearing scarf is one of the essential parts of Arabic culture and reveals their respects to their God, they will gain more understanding about Arabic culture and reduce prejudice. Secondly, constant learning provides us with the chance to broaden our horizon. For instance, it is hard to tell the right and wrong in academic world. Experts from different field have constantly emphasized that there is nothing right or wrong with the academic theories because they are only different point of views. Through learning these different opinions, our horizon will be opened.,
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