表语从句英语教案.doc
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表语从句英语教案
篇一:表语从句教案
表语从句
表语:表语是对主语的解释说明,并且常与连系动词一起使用,用来说明主语的身份,性质,特征和状态的,常用名词,代词,数词,v-ed,v-ing,副词,介词短语,形容词,不定式和从句来充当。
We are Chinese.
This book looks expensive.
I.表语:
系动词:be动词、感官动词feel, smell, sound, taste、表持续:keep, remain, stay、表变化:become,grow, turn,get等,其他:prove, seem, appear等
II 表语从句:The question is who will do it.
III.表语从句的引导词
1.从属连词:that / whether /as if /as though/as/because
as if/though“好像”,引导表语从句时要注意语气: 如果句中的情况与事实不相符,从句多用虚拟语气。
从句表示与现在事实相反,谓语动词用一般过去式;
从句表示与过去事实相反时,谓语动词要用“had + 过去分词 ”,
从句表示将来的可能性不大,用would 。// That is why I came. 这就是我来的原因。
下面是两个与“That is why...”形式相似的结构, 它们与“That is why...”结构之间的关系要能够辨析清楚:
.My hometown is no longer what she used to be.
(2).The boy has remained where you stood this morning for an hour.
(3).The truth is that everyone should take care of disabled people, not just the government.
(4).The question is whether your uncle will offer help to us.
(5).The question is who did it yesterday.
(6).Bruce did not watch the game last night. That was because he had to help his little sister with her homework.
(7).He had seen the film before. That was why he did not see it last night.
(8).My suggestion is that we should offer help to him..
(9).My suggestion is when they will start the project.
(10). The reason why he was absent from work was that he was seriously ill.
【总结】:
★可接表语从句的词除系动词______外,还有appear, become, look, get, grow, remain, seem, sound, turn等连系动词。
★表语从句一定要用______语序。
★在advice, suggestion, order, proposal等表示建议、劝告、命令含义的名词后的表语从句中,谓语需用“______+动词原形”, ______可省略,如第8句。
★that和what在引导表语从句时,作用和意义都不相同。______本身没有词义,在句中只起连接作用,不
充当句子成分,如第3句和第8句。______则表示“所??的(人或事)”,在表语从句中充当主语或宾语等,如第1句。
★if不可引导表语从句,但______可引导表语从句(as if也可引导也可表语从句)如第4句
That is because…指原因或理由:That is______...则指由某种原因所造成的后果,但是在表语从句中,当reason作主语时,表语从句的引导词只能用______,不能用because如第6句、第7句和第10句。
★连接代词who,whom, whose, what, which, whoever, whatever, whichever和连词副词where,when,how,why也可以引导表语从句,如第1句、第2句,第5句、第7
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