主语 be supposed to do sth-2025-2026学年九年级英语全一册句型全解（北师大版）

九年级全一册北师大版 【A版句型全解】 主语+be supposed to do sth 句型全解 【A版句型全解】主语+be supposed to do sth 初中·北师大版·九年级全一册 基本结构 句型结构：主语+be supposed to do sth. 表示“某人应该做某事”，强调按规定、习惯或他人期望应做的事；其否定形式为“主语+ be not supposed to do sth.”,意为“某人不应该做某事” be动词的形式需根据主语的人称和数进行变化(am/is/are/was/were) 例句展示： You are supposed to arrive on time for the meeting.(你应该准时到会) She was supposed to finish her homework before dinner..（她本应该在晚饭前完成作业) We are not supposed to talk loudly in the library.(我们不应该在图书馆大声说话) 句型精讲（核心考法） 考法1：be supposed to do sth的基本含义及肯定句用法（中考基础考点） 核心含义 表示“应该、理应做某事”，强调按规定、习惯或他人期望应做的事 例句 You are supposed to arrive on time for the meeting.(你应该按时到会。) 真题再现(2023北师大版九年级全一册配套月考卷) We supposed to clean the classroom every day. A.am B.is C.are 1 九年级全一册北师大版 【A版句型全解】 主语+be supposed to do sth D.be 答案：C 解析：主语We为复数，be动词用are,构成'are supposed to clean”表示“应该打扫” 考法2：be supposed to do sth的否定句和疑问句形式 否定规侧 在be动词后加not,结构为“主语+be not supposed to do sth”(不应该做某事) 例句 You are not supposed to smoke in public places.(你不应该在公共场所吸烟。) 疑问规则 将be动词提前，结构为“Be+主语+supposed to do sth?” 例句 Is she supposed to finish the work today?(她应该今天完成工作吗？) 真题再现(2024北京中考改编) They are supposed to wear uniforms.(改为否定句) They supposed to wear uniforms. 答案：are not 真题再现(2023北师大版教材单元测试) He is supposed to call his mother.(改为一般疑问句) he to call his mother? 答案：Is;supposed 考法3：be supposed to do sth与其他“应该”表达的辨析（中考高频考点） 辨析对象 be supposed to do sth vs should do sth vs ought to do sth 2 九年级全一册北师大版 【A版句型全解】 主语+be supposed to do sth 核心区别 be supposed to强调外部规定/期望；should强调主观判断：ought to语气更正式，侧重责任义 务 例句对比 (I)You are supposed to take off your shoes here.(按规定此处应脱鞋) (2)You should apologize to her..(你（主观认为）应该向她道歉) (3)We ought to help the elderly..(我们有义务帮助老人) 真题再现(2024山东青岛中考) Students to finish homework on time,it's the school rule. A.supposed B.are supposed C.should D.ought 答案：B 解析：句中it's the school rule'”提示强调外部规定，应用'are supposed to” 考法4：be supposed to do sth的时态变化 时态规则 根据语境变化be动词时态，保持“be+supposed to do”结构 一般过去时 主语+was/were supposed to do sth（本应该做但可能未做) 例句 She was supposed to come yesterday,,but she didn't.(她昨天本应该来，但没来。) 一般将来时 主语+will be supposed to do sth 例句 3 九年级全一册北师大版 【A版句型全解】 主语+be supposed to do sth You will be supposed to pass the exam before graduation.(你毕业前应该通过考试。) 真题再现(2023江苏苏州中考) He supposed to bring the books,but he forgot..(用所给词的适当形式填空) 答案：was 解析：根据'forgot'”可知为过去时，主语He对应was,构成”was supposed to bring”表示“本 应该带” 句型综合训练 训练1：单项选择（考察be supposed to do sth用法） 1.You supposed to hand in your homework before class. A.am B.is C.are D.be 2.He supposed to call his teacher yesterday,but he forgot. A.am B.is C.was D.were 3.Students supposed to use mobile phones in the library. A.are not B.not are C.isn't D.wasn't 4. she supposed to attend the meeting this afternoon? A.Am B.Is C.Are D.Be 5.We supposed to wear school uniforms on Mondays,according to the school rule A.am 4 九年级全一册北师大版 【A版句型全解】 主语+be supposed to do sth B.is C.are D.be 训练2：同义句转换（考察句型变形） 1.You should arrive at school on time.(改为同义句，用be supposed to) →Yo1 to arrive at school on time. 2.It's the rule that we must keep quiet in the reading room.(改为同义句，用be supposed to) →We to keep quiet in the reading room. 3.He isn't allowed to smoke here.(改为同义句，用be supposed to) →He to smoke here. 4.Is she expected to finish the project by Friday?(改为同义句，用be supposed to) she to finish the project by Friday? 5.They were required to submit the report last week.(改为同义句，用be supposed to) →They to submit the report last week. 训练3：完成句子（考察语境运用） 1.我们应该每天打扫教室。 →We to clean the classroom every day. 2.你不应该在墙上画画。 →You to draw on the wall. 3.她昨天本应该来参加聚会，但她没来。 →he to come to the party yesterday,but she didn't. 4.学生们应该按时完成作业，这是学校的规定。 →Students to finish homework on time;it's the school rule. 5.他们明天应该参加那个会议吗？ -attend that meeting tomorrow? 训练4：写作高级句式（考察翻译与挖空） 1.按规定，我们应该在图书馆保持安静。 →We to keep quiet in the library. 九年级全一册北师大版 【A版句型全解】 主语+be supposed to do sth 2.他本应该昨天给我打电话，但他忘了。 →He to call me yesterday,but he forgot. 3.学生们不应该在考试中作弊。 →Students to cheat in exams. 4.你认为我应该参加这个比赛吗？ -Am Ito take part in this competition? 5.根据法律，开车时我们应该系好安全带。 -We to wear seat belts while driving according to the law. 参考答案 I训练1：单项选择 1.C2.C3.A4.B5.C Ⅱ.训练2：同义句转换 1.are supposed 2.are supposed 3.are not supposed 4.Is;supposed 5.were supposed 江.训练3：完成句子 1.are supposed 2.are not supposed 3.was supposed 4.are supposed 5.Are;supposed V.训练4：写作高级句式 1.are supposed 2.was supposed 3.are not supposed 4.supposed 5.are supposed 6