中考英语被动语态专题复习课件课件.ppt

2. They bought ten computers last term． Ten computers were bought (by them) last term. 7.一般过去时的被动语态： S+ was/were +过去分词 * 18年 步骤三：Exercises（针对练习，变被动语态） 1）They built the tall building last year. 2)He took good care of his little brother yesterday. 3)We cleaned our classroom just now. 4)They used this room for resting. The tall building was built by them last year. His little brother was taken good care of by him yesterday. Our classroom was cleaned by us just now. This room was used for resting by them. 注：动词短语作谓语，变被动语态时，不能省掉短语中的介词或副词，如例2). * 18年 Tom will clean the room tomorrow. 主 谓 宾(承受者) The room will be cleaned by Tom tomorrow. * 18年 They will finish the work in ten days. The work will be finished (by them) in ten days. 8.一般将来时的被动语态： S+ will+be+过去分词 * 18年 Amy can take good care of Gina ． Gina can be taken good care of by Amy. 9.情态动词的被动语态： S+ can/may/must/should + be+过去分词 * 18年 1.He can take care of the baby. 2.Lucy may draw the pictures. 3.You must turn off the lights. 4.They should learn English well. The baby can be taken care of by him. The picture may be drawn by Lucy. The lights must be turned off by you. English should be learned well by them. 步骤三：Exercises（针对练习，变被动语态） * 18年 Some workers are painting the rooms now． The rooms are being painted by some workers now. 10. 现在进行时的被动语态： S+ am/is/are + being +过去分词 * 18年 We have made twenty more keys． Twenty more keys have been made by us. 11. 现在完成时的被动语态： S+ have/has + been+过去分词 * 18年 一般现在时： 一般过去时： 一般将来时： 情态动词： 现在进行时: 现在完成时： S+ am/is /are + done(过去分词) S+can/may/must/should+be+done (过去分词) S+ will + be + done (过去分词) S+ is/am/are + being+ done(过去分词) S+ have/has + been+ done(过去分词) S+ was/were + done(过去分词) 12.各种时态的被动语态构成 * 18