教学目标：1.说出被动语态的基本构成和各种 时态的构成形式；2.熟记情态动词的被动语态形式;3.会把主动句变为被动句。被动语态概念与构成概念：基本构成：各种时态一般现在时一般过去时主动变被动用法（什么情况用被动）基本三步骤含动词短语带双宾语和复合宾语情态动词Cooperation and communicate小组合作展示交流Practice makes perfect熟能生巧考点：各种时态的被动语态 1. Now English __B_____ by more and more people all over the world. A. speaks B. is spoken C. was spoken一般现在时态的被动语态： am / is / are + V(p.p.) 2. A letter _____B__ to her father by him last night. A. writes B. is written C. was written一般过去时态的被动语态： was / were + V(p.p.) 3. To my surprise, a new library __A____ in our school next year . A. will be built B. is built C. was built一般将来时态的被动语态： will / shall + be + V(p.p.) 4. Three bridges _C______ since last year in the village. A. have built B. were built C. have been built现在完成时的被动语态： have / has + been + V(p.p.) You must clean your bedroom every day. Your bedroom ______________ every day.must be cleaned2.Parents should encourage teenagers to do social work for their community. Teenagers ____________________ to do social work for their community.should be encouraged 本单元考点： 含有情态动词的主动变被动 3.Can Lucy do her homework t |
