Unit7 Section A(Grammar Focus)-【优化探究】2023-2024学年九年级上册英语同步配套PPT课件（人教版）

九年级（上）英语 返回导航上页下项 Section A(Grammar Focus) 含有情态动词的被动语态 九年级（上）英语 返回导航上页下页 语法精讲 一、含有情态动词的被动语态的构成 情态动词(should、can、may、could等)十be十及物动词的过去分 词。 九年级（上）英语 返回导航上页下页 二、含有情态动词的被动语态的基本句式 1.肯定句：主语+情态动词+be+及物动词的过去分词（十by十 宾语). 2.否定句：主语+情态动词+not+be+及物动词的过去分词（十 by十宾语). The book can't be taken out of the reading room. 这本书不能被拿出阅览室。 九年级（上）英语 返回导航上页下页 3.一般疑问句：情态动词+主语+b十及物动词的过去分词(+ by+宾语)？ 肯定回答：Yes,主语+情态动词. 否定回答：No,主语+情态动词+not. Should these young trees be watered every day? —应该每天给这些小树浇水吗？ -Yes,they should./No,they shouldn't. 是的，应该。不，不应该。 九年级（上）英语 返回导航上页下项 4.特殊疑问句：疑问词十一般疑问句？ What should students be allowed to do? 应该允许学生们做什么？ 九年级（上）英语 返回导航上页下页 三、含有情态动词的主动句转换为被动句 1.主动句中的宾语变为被动句中的主语。 2.主动句中的谓语变为“情态动词十be+及物动词的过去分词”。 3.主动句中的主语变为介词by的宾语（如果不强调动作的执行者， by短语常可省略)。 主动句：She must clean her room every day: 主语 谓语 宾语 被动句：Her room must be cleaned(by her)every day.. 主语 谓语 宾语 她必须每天打扫她的房间。 九年级（上）英语 返回导航上页下页 语法集训 用所给词的适当形式填空 l.Calculators(计算器)mustn''t be used (use)in the exam. 2.The girl shouldn't be allowed (allow)to go out alone at night. 3.Hurry up!The exam must be finished (finish)in 90 minutes. 4.The boy thinks he shouldn't be told (tell)what to do because he is 18 now. 九年级（上）英语 返回导航上页下页 5.To make our city more beautiful,more trees and flowers should be planted (plant)every year. 6.The stars can not be seen (not see)in the daytime. 7.The water should not be put (not put)here. 九年级（上）英语 返回导航上页下页 中考体验 1.(2021)A lot of teenagers think as they are older and wiser, they C to make their own decisions. A.should allow B.shouldn't allow C.should be allowed D.shouldn't be allowed 九年级（上）英语 返回导航上项下页 2.(2021.黄石)-How long may I B your magazine? For one week.But it mustn't to others. A.borrow;lend B.keep;be lent C.lend;be borrowed D.have;lend