2026外研版八下Unit 2【语法-被动语态二】(教师版)

Unit2Growingpainsandgains基本结构为“was/were动词过去分词（by动作执行者）”主语为单数（I/he/she/it）时用was，复数（we/you/they）时用were否定形式：主语was/werenot动词过去分词（by动作执行者）。Bobwasencouragedtotrainforthehighjump.（肯定句Connie'sabilityinswimmingwasnotnoticedbyothercoaches.（否定句Tomrepairedhissister’sbrokenbikelast被动句：Hissister’sbrokenbikewasrepairedbyTomlastTheoldbuildingwaspulleddownlast否定句：Theoldbuildingwasn’tpulleddownlastTheselettersweresenttothecustomersbythesecretary否定句：Theseletterswerenotsenttothecustomersbythesecretary主语主语was/were动词过去分词by动作执行者主语was/werenot动词过去分词by动作执行者Was/Were主语by动作执行者)？肯定回答：Yes,itwas./否定回答：No,itwasn't.特殊疑问词（What/Who/When/Where/Why/How等）was/were+被动句：Thisletterwaswrittenbymy被动句：Yesterday’smeetingwasn’t被动句：Werethesephotostakeninthe肯定回答：Yestheywere.否定回答：Nothey被动句：Whenwasthisfilm主动语态中“动词sbtodosth”结构，变被动时to，结构为“sb+was/were++todosth”。主动：TheschoolallowedConnietojointheswimming被动：ConniewasallowedtojointheswimmingteambytheTheteacheraskedTomtofinishthehomeworkon被动句：TomwasaskedbytheteachertofinishthehomeworkonMyparentsallowedmetogooutwithfriendslast被动句：IwasallowedbymyparentstogooutwithfriendslastDoctorsDoctorsadvisedhertoeatmore被动句：ShewasadvisedtoeatmoreThemanagertoldtheworkerstostarttheproject被动句：Theworkersweretoldtostarttheproject三种时态被动语态对比（以do为例do/am/is/are+was/were+will/begoingto+will/begoingto+be++am/is/are+主语+was/were++willbe+动词过+am/is/are+not+was/were+++willnotbe+动词过去分词(缩写won’tAm/Is/Are+主语+动词+am/is/are.否定回答：No,主语代词amWas/Were+动肯定回答：Yes,主语代词+was/were.否定回答：No,主语代词+Will+be+动词肯定回答：Yes主语代词+will.否定回答：No,主语代词++主语+特殊疑问词 was/were+主语+动特殊疑问词+will+主语+be+动词过去分词？（疑问词为Who时：Whowill+be动词过去分词Peoplegrowteain改写为一般过去时否定句：Teawasn’tgrowninFujianlast改写为一般将来时一般疑问句：WillteabegrowninFujiannextTheywillholdthemeetinginthe改写为一般现在时一般疑问句：Isthemeetingheldinthehall改写为一般过去时(when)特殊疑问句：Whenwasthemeetingheldinthe短暂性动词（borrow、buy、open）的被动语态不能for/since引导的时间错误：Thebookwasborrowedfortwo正确：Thebookhasbeenkeptfortwoweeks.（需结合现在完成时被动语态结构为“情态动词be动词过去分词”，表示“某事必须/可以/应该被做”例句：Therulesmustbefollowed.（这些规则必须被遵守。例句：Thisproblemcanbesolvedeasily.（这个问题可以被轻松解决。下列句子中，表达正确的一项是（BThepenwasboughtforthreeThepenhasbeenhadbyherforthreeThepenhasbeenboughtforthreeThepenwashadforthree解析：buy是短暂性动词，与forthreemonths连用需转换为延续性动词have，现在完成时被动语态为“hasbeenhad”，A、C未转换动词，D时态错误。—Howlong thelibrary ?（C—SincelastA.has; B.was; C.has;been D.was;解析：howlong搭配延续性动词，“open”转换为延续性表达——“beopen”（open作形容词，表“开放的状态”，可持续），现在完成时结构为“hasbeenopen”，A、B中opened是短暂性动词，D时态错误。Thesemistakes bycarefulstudents.（BA.can B.canbe C.must D.shouldbe解析：情态动词被动语态结构为“情态动词be过去分词”，A缺少be动词，C、D中过去分词形式错误。Theletter