王新琴被动语态.ppt

2.（巧记）不规则动词的过去式、过去分词： AAA ：bet(打赌), cost(花费,值...钱), cut(剪、切、砍), hit(打), hurt(伤) let(让,)put(放), set(设置,制定,落下),read, spread(传播） 规律：大多数以 “t”结尾的动词属AAA 但：beat-beat-beaten (AAB) sit-sat-sat(ABB) eat-ate-eaten (ABC)需牢记 2. AAB： beat-beat-beaten 3.ABB:sit-sat; bring-brought-brought; build-built-built; burn-burned(burnt); buy-bought; catch;—caught; dig—dug; feed—fed; 4. ABA: become—became—become; come—came—come ,run-ran-run 5.ABC:be—was—been; begin-began-begun; break-broke-broken; choose-chose-chosen; draw-drew-drawn; drink-drank-drunk; 中考语法专项复习——被动语态Try our best, and we are sure to be successful! 学习目标： 1.掌握被动语态的含义，构成和用法 （重点） 2.掌握主动句变被动句规律，牢记特例。（难点） 3.学会脑中构图（系统掌握被动语态的中考考点），学会合作共赢 构成：1. be +P.P.(过去分词）注意：be随着主语人称、时态、和数的变化而变化。 6. want/need/require+doing =want/need/require+to be done 例：My bike needs repairing. =My bike needs to be repaired. 我的自行车需要修理。 7. 在be well worth doing（很值得干某事）中,doing表被动意义。 例：This book is well worth reading. 主动语态变为被动语态的规律 : 1 . 主动句中的宾语变成被动句的主语 . 2 . 主动句中的谓语动词变成被动句的 be + 过去分词 . 3 . 主动句中的主语变成被动句 by 的宾语 , 放在谓语动词后面 . 如果不强调动作执行者时 , by 短语可省略 . 4.其余成分不变。 People speak English all over the world . English is spoken by people all over the world . 变被动句（小组合作，总结规律） 1. She washes her hands before lunch .（肯定句） Her hands are washed before lunch . 2. Do the young pioneers plant trees every spring .（疑问句） Are trees planted by the young pioneers every spring . 3. His uncle doesn’t often play table tennis .（否定句） Table tennis isn’t often played by his uncle . . 即学即练 1 . I borrowed this book from the library last week . This book was borrowed from the library last week . 2 . The policemen caught three thieves last night . Three thieves were caught by the policemen last night . 3 . I didn’t buy a dictionary . A dictionary wasn’t bought by me . 4 . Did you bring a raincoat ? Was a raincoat brought by you ? 1 . We must take care of the books in the library . The books must be taken care of in the libr