被动语态习题 一般将来时、含情态动词、主动表被动 2021-2022学年人教版 英语九年级

被动（3）一般将来时、含情态动词、主动表被动 学校:___________姓名：___________班级：___________考号：___________ 一、单项选择 1．Forests are very important to humans, because a lot of water ________ by forests. A．save B．can be saved C．can save 2．—Boys and girls, traffic rules should be ________ traffic accidents. —Thanks, Mr. Li. A．paid attention to avoid B．paid attention to to avoiding C．paid attention to avoiding D．paid attention to to avoid 3．—Mom, I need more time to prepare for my final exam. —Then, dear, some of your after-school activities ________. A．should cancel B．canceled C．should be canceled 4．Mark thinks he ________ to choose his own clothes, because he is no longer a child. A．should allow B．should be allowed C．shouldn’t allow D．shouldn’t be allowed 5．My mother told me that my homework must ________ on time. A．finish B．be finish C．be finished D．is finished 6．No children _______ to watch this kind of movie because it’s too scary. A．should allow B．should be allowed C．shouldn’t be allowed D．don’t allow 7．— This cloth bag is too old. I want to throw it away. — I don’t think it’s a good idea. To save energy, it ________ as long as possible! A．will use B．should be used C．used D．was used 8．More dinosaur fossils(化石), including footprints, bones or eggs, could ________ in the future. A．discover B．be discovered C．have discovered D．be discovering 9．—What should we do first if we want to develop our village? —A lot of new roads ________, I think. A．must build B．have to build C．must be built D．have built 10．The physicists propose that our attention _____the use of special methods of thinking and acting. A．would be directed towards B．be directed towards C．is directed towards D．direct towards 11．—Mum, could I help you take out the rubbish? —Sure. But it ________ into different kinds for recycling first. A．separates B．should separate C．was separated D．should be separated 12．—This math problem ________ in half an hour. —Don’t worry. Mr. Wang is good at math. He can make it. A．is working out B．would work ou