情态动词的被动语态市公开课一等奖省赛课微课金奖课件.pptx

,*,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,吴碧先,情态动词被动语态课件,林凤中学,第1页,语态种类：和 。,主动语态：表示主语是 。,被动语态：表示主语是 。,被动语态结构：be+p.p.(动词过去分词),情态动词被动语态：情态动词+be+p.p,问题：情态动词+be+p.p.这一结构怎么进行句型转换？,主动语态,被动语态,情态动词被动语态,动作执行者,动作承受者,第2页,含有情态动词句子进行句型转换时只针对 ，要么在后 ,把 提前。,例子:1,We,should allow,teenagers,to watch,主语 谓语动词 宾语,Tv on the weekend.,2教室,必须,天天,清扫,Classroom every day.,情态动词,Teenagers,should be allowed,to watch Tv,on Sunday(by us).,must be cleaned,加not,情态动词,第3页,3稻谷,不应该种,在山上,Rice on the hill.,4.You must not take these magazines out of the reading-room.,These magazines out of,the reading-room.,5.We should plant many trees on the mountains.,shouldnt be planted,must not be taken,第4页,Many trees on the mountains.,6.应该允许青少年和朋友们一起出去。,Teenagers to go out with their friends.,7.孩子们应该被允许星期五晚上和朋友们一起去看电影。The children to go to the movies with friends on Friday nights.,should be planted,should be allowed,should,be,allowed,第5页,8.木头能做桌子吗？是，能。,tables of wood?,Yes,they of wood.,9.废纸不应该扔在这里。,Waste paper here.,10.这件事应该是李明干吗？,the thing by Li Ming？,Can,be made,can be made,should not be thrown,Should,be done,第6页,11.Parents should allow fourteen-year-olds to choose their own clothes.,Fourteen-year-olds to choose their own clothes（by parents）,12.Teachers can use cartoons to give examples in class about aids.,Kartoons to give examples in class about aids.,should,be,allowed,can be used,第7页,13.He can fix the computer.,The computer by him.,14.Students may use the computers here.,The computers by students.,15.You must water the flower now.,The flower by you now.,can,be fixed,may be used,must be watered,第8页,16.,You should water the flower now.The flower by you now,17.Wecanrepairthiswatchintwo.,18.We should do the work as soon as possible.,T,he work as soon as possible.,This watch,can be repaired,in two days,should be watered,should be done,第9页,19.You must pay attention to your pronunciation,Your pronunciation attention to(by you).,20.,We can finish the work in two days.,The work,in two days,21.You can dig a hole in the earth,A Hole in the earth,must be paid,can,be,finished,can be dug,第10页,22.You must not plant trees in very dry earth.,Trees in very dry earth.,23.在学校必须要恪守校规。,School rules at school,.,24.交通规则需要恪守吗？是，必须要恪守。,traffic rules?Yes,they .,must,not,be planted,must be obeyed,must be obeyed,Need,be obeyed,must be obeyed,第11页,