安徽专用：Unit3Period3课时训练(人教版必修2).doc

Period Three　Grammar 基础落实 Ⅰ.用所给词的适当形式填空 1．Many new houses ____________________(build) in the past few years. 2．So far no letter ____________________(receive) from my friends. 3．The room ________ already ________________(clean)，hasn’t it? 4．—We want to sit at the table near the window. —I’m sorry，but it ____________________(take) already. 5．—How long ________ you __________________(employ) at this job? —Since 1990. 6．By the time they came back to the United States，Tom’s dream ________________(come) true. 7．All the work ______________________________(finish) so far. 8．________ the book ________________(publish) yet? Ⅱ.将下列句子改为被动语态 1．They have put the computer into a robot. ________________________________________________________________________ 2．We have finished the work now. ________________________________________________________________________ 3．He has given the child some interesting books. ________________________________________________________________________ 4．Have they returned the book yet? ________________________________________________________________________ 5．Over time，people have changed me a lot. ________________________________________________________________________ 6．A new virus has attacked my computer. ________________________________________________________________________ 7．I have made him study hard. ________________________________________________________________________ 8．Have you found ways to make waste water clean? ________________________________________________________________________ Ⅲ.单项填空 1．More patients________in hospital this year than last year. A．treated B．had treated C．had been treated D．have been treated 2．—The dinner was delicious! —I agree.I am so full. —That’s too bad.But some dessert________. A．has ordered B．will be ordered C．has been ordered D．was going to be ordered 3．—The window is dirty. —I know.It________for weeks. A．hasn’t cleaned B．didn’t clean C．wasn’t cleaned D．hasn’t been cleaned 4．When and where to g