Unit two复习.ppt

3. The teacher should allow Anna to finish the picture. __________________________. 4. Parents should allow children to choose their own friends. _________________________________. * （The Passive Voice) .主动语态与被动语态： 英语动词有两种语态,即主动语态(The Active Voice)与被动语态（The Passive Voice)。 主动语态表示主语是动作的执行者; 被动语态表示主语是动作的承受者。 e.g. 1.They make trains in Zhuzhou . Trains are made in Zhuzhou. 2.The farmers grow cotton every year. Cotton is grown by the farmers every year. 主动语态 被动语态 主动语态 被动语态 各种时态的被动语态的构成： 1.一般现在时态 am, is, are +过去分词 2.一般过去时态 was, were +过去分词 3.一般将来时态 will/am.is.are going to+ be +过去分词 4.含情态动词的 情态动词 +be +过去分词 同义句转换 They should allow us to have part-time jobs. ____________________________. 2. We should allow children to spend time with their friends. ____________________________ We should be allowed to have part–time jobs. Children should be allowed to spend time with their friends. Anna should be allowed to finish the picture. Children should be allowed to choose their own friends. 一、填空（完成被动语态填空） 1. They often clean their classroom after school . （改为被动语态） Their classroom _____ often ______ by them after school. 2. Li Lei gave Tom a new pen last week . （同上） A new pen _____ _______ _____ Tom last week . is cleaned was given to 3. A lot of people in China can speak English now . （同上） English ______ ____ ______ by a lot of people in China now. 4. I have learned English for about two years. （同上） English ______ ______ ______ for about two years. 5. They will publish these story-books next month. （同上） These story-books _____ _____ _____ next month. can be spoken has been learned will be published Summary: 1. be allowed to do sth.被允许做某事，是allow sb. to do sth. 的被动语态，否定形式为 be not allowed to do sth. Eg. We are allowed to eat dinner at school. We are not allowed to drive. 2. should be