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1、名词性从句中的句型结构名词性从句中的句型结构 Unit Two 主语从句主语从句 It 作形式主语的几种主语从句作形式主语的几种主语从句It be+ adj. + thatIt be +noun+ thatIt +verb.+ thatIt be +p.p +that It is + adj. +从句从句 Its certain that 肯定肯定 Its sure that(x) It is possible that. 很可能很可能sb be possible to do (x) It is (un) likely that. (不）可能不）可能= sb be likely to do (
2、v) It is obvious that 很明显很明显 It is clear that很清楚很清楚 It is important( vital, necessary, essential, surprising natural ,strange，) that +.(should ) do It is + n. +从句从句 Its no wonder that难怪难怪. It is a pity/shame that. 遗憾的是遗憾的是 It is a surprise that 令人惊奇的是令人惊奇的是 It is a fact that 是事实是事实 It is common know
3、ledge/sense that 是常识是常识 It is no wonder that难怪难怪 There is no doubt that毫无疑问毫无疑问 There is no need for sb to do没有必要做某事没有必要做某事that .+clause It + be +过去分词过去分词+从句从句 It is said that. 据说据说 It is known to all that. 众所周知众所周知,我们都知道我们都知道 As we know,=As is known to all, It is reported that. 据报道据报道 It is believe
4、d that.据信据信;人们相信人们相信 It is estimated that据估计据估计 It is learned that据悉，人们得知据悉，人们得知 It must be admitted that必须承认必须承认 It cannot be denied that 不可否认不可否认 It must be pointed out that需指出的是需指出的是 It is said /reported/learned/estimated/well- known/believed that. 据说据说/据报道据报道/据悉据悉/据估据估 计计= sb/sth. is reported.to
5、 do/ to have done/be doing. It +不及物动词不及物动词+从句从句 It (so) happens that sb=sb. happens to do 某人碰巧做某事某人碰巧做某事It seems/appears that.似乎似乎.It looks as if/ though看上去好像看上去好像It doesnt matter whether/wh-不论（是否）不论（是否）没关系没关系It doesnt make any difference /makes no difference( to sb.) whether/wh-.不论（是否）不论（是否） 不重要，没影
6、响不重要，没影响 It occurred to sb /struck sb that某人突然想到某人突然想到 It didnt occur to sb that某人没想到某人没想到 It never occurred to sb that某人从没想到某人从没想到It turns out that.结果是结果是 二二 宾语从句宾语从句1 it 用作形式宾语 1） think (consider, suppose, believe, find, feel, make, )+ it + adj./n. + that.make it a rule/clear/ (im)possible/known t
7、o do/ thattake it for granted that/take it into consideration that 2) I would appreciate it if you could do3) Sb. see to it thatdo/does某人务必做某事2 I doubt whether/wh-I dont doubt thatDo you doubt that？ 3 I wonder whether/wh- I suggest /insist/ require/request/demand/order that(should) do 三三 表语从句表语从句 1
8、The reason why . is /was that.原因是原因是. 2 This/That is why这就是这就是的原因。的原因。 3 What worries/delights/surprises/disappoints/puzzles sb is that令某人令某人.的是的是. 4 It is no longer what it used to be/ it was.The suggestion/advice/proposal /requirement/ request/order/ commandis that +(should) do be done 四四 同位语从句同位语
9、从句 Word came that 的消息来了的消息来了The news came thatsb leave word that.某人留下某人留下的消息的消息The story goes that故事这样讲到故事这样讲到. There is no doubt/possibility/ evidence that I have no idea wh-/that An idea occurred to sb that Despite/ in spite of/ for all/ Regardless of the fact that . the suggestion/proposal/requir
10、ement/ request/order/ demand that(should) do 虚拟语气中的名词性从句虚拟语气中的名词性从句 1 It is important( vital, necessary, essential, surprising natural ,strange，) that +.(should ) do 2 It is suggested/ordered/required/advised/requestedthat+(should ) do3 The suggestion/requirement/ request/order/ demand is that+(shou
11、ld) do 4 I suggest/propose /insist/ require/request/demand/order that (should) do 5 . the suggestion/proposal/requirement/ request/order/ demand that(should) do 6 wish that(did/were/had done/would do) 7 Its high time that should do /did从句的连词的选择从句的连词的选择 看在从句中所担当的成分看在从句中所担当的成分 连接副词连接副词 when, where, ho
12、w, why 从属连词：从属连词：that， whether 连接代词连接代词 who ，what ，which, whatever, whichever, whoever It remains to be seen whether/wh- .以观后效以观后效 It remains uncertain/unclear/unknown whether/wh- It is a question/a problem whether/wh- 1 关键在于领会句子是否含有疑问还是陈述事实关键在于领会句子是否含有疑问还是陈述事实 2 是连接副词还是连接代词看从句中所缺的成分是连接副词还是连接代词看从句中所缺的成分 辨析辨析 whichever/which whoever/who which/what whichever/whatever
