新二Lesson23语法复习研究.ppt

2. They bought ten computers last term． Ten computers were bought (by them) last term. 一般过去时被动结构： was/were +过去分词 3. Some workers are painting the rooms now． The rooms are being painted by some workers now. 现在进行时被动结构： am/is/are + being +PP 4.She was interviewing the famous man at this time yesterday. The famous man was being interviewed by her 过去进行时被动结构： was/were + being +PP 5.They will finish the work in ten days. The work will be finished (by them) in ten days. 一般将来时被动结构： will+ be +过去分词 6. He said the workers would build a new school in two weeks. He said a new school would be built in two weeks. 过去将来时被动构成： would + be + pp 7.Aby can take good care of Tina ． Tina can be taken good care of by Aby. 情态动词变被动： 情态动词 + be+过分 8.We have made twenty keys． Twenty keys have been made by us. 现在完成时被动结构： have/has + been+过去分词 9.We had seen this film before you came here. This film had been seen by us before you came here. 过去完成时被动结构： had +been +PP 各种时态的被动情况： 一般现在时： 一般过去时： 现在进行时： 过去进行时： 现在完成时： 过去完成时： 一般将来时： 过去将来时： 情态动词变被动： am / is / are done was / were done am / is / are being done was / were being done have / has been done had been done shall / will be done be going to be done would/should +be+ done 情态动词+be+ done Exercises: 一.选择填空: Windows of glass. be made B. is made C. are made D. been made 2. The house in 2004. is built B. is building C. was built D. used 3. A coat can for keeping warm. be used B. is used C. been used D. used C C A 4. Watches____ Shanghai. A. are made in B. is made C. are made from D. made 5. This desk is made _____ wood. A. of B. from C. in D. by 6.The things on show were ____ the old days. A. used B. used to C. used for D. used in 7. Silk _____ in Hangzhou and Suzhou A. is produced B. are produced C. produced D. is produces A A D A Grammar 二.动名词的用法：