被动语态1. 被动语态：主语是动作的接受者（承受者）为被动语态。2. 结构： be +done，如：Chinese is spoken by the most people in the world.3. 各种时态的被动语态 　一般现在时：am／is／are＋done 　　一般过去时：was／were＋done　　一般将来时：will／shall be＋done 　　现在进行时：am／is／are being＋done　　过去进行时：was/were being＋done　　现在完成时：have／has been＋done　　过去完成时：had been + done4. 主动表被动的情况：need/want/require + doing 需要被…. = need/want/require + to be done be worth doing 值得被…5. 被动表主动的情况：be lost; be drunk; be seated; be dressed6. 不用被动语态的情况：a. 不及物动词 die, come, arrive, agree, belong…The house belongs to us.b. 四发生 happen, take place, occur, break out It took place last week.c. 感官系动词 look, sound, smell, taste, feel The music sounds beautiful.d. 表事物本身性质的词 write, sell, cut… This book sells well. (1)-You should tell Tom that he to work for HUAWEI.-I think so, I will tell him on his birthday. A.chooses B.has chosen C.chose D.is chosen (2)- How long at this job? - Since 1990. A.were you employed B.have you been employed C.had you been employed D.will you be employed (3)-Do you like the material ? -Yes, it very soft. A.is feeling B.felt C.feels D.is felt