【正文】
.If6.____ he will offer us enough help doesn39。A中的what是句子的主語,但是because引導的從句不作主語,是原因狀語從句,故排除;B的第一空是錯誤形式,故排除;C、D兩項的第一個選項是一樣的,說明第一個題干是一個強調(diào)句型,特殊疑問句下的強調(diào)句型,有what引導;第二個空是對what的回答,因為what是上一句的主語,That she got the lowest mark in her class是從句,可以作主語;而D項的get是動詞原形,不能作主語,故答案為C。What was it that。What was it that。Was it what。What。 3)用連接副詞when, where, why, how引導的名詞性從句(其連接副詞有含義,在句中作狀語。注意:if不能引導主語從句。例如:Whether she is ing or not doesn39。例如:That you will win the medal seems 。故選C。 if【答案】 C 【解析】【分析】考查時態(tài)和主語從句。D.has focused。 ifB.focused。 4.In the past decade, our education system when the planes are to take off【答案】 D 【解析】【分析】句意: 飛機什么時候起飛已經(jīng)宣布了嗎?此處是when引導的主語從句,且要用陳述句語序,故選D。where are the planes to take offB.when are the planes to take off 【點評】考查名詞性從句,本題涉及what引導的主語從句和that引導的表語從句。 ___ surprised me most 是一個主語從句,從句中缺少主語,故填what; ____the girl passed the driver test是一個表語從句,句中不缺少成分,故填that。That。What。What。That。 【點評】考查名詞性從句,本題涉及主語從句和同位語從句。 which【答案】 B 【解析】【分析】句意:我們都知道,Johnson違背了他會盡快來幫助我的諾言。D. whichC. thatB. that英語名詞性從句技巧(很有用)及練習題及解析一、初中英語名詞性從句1._______is known to us all is that Johnson broke his promise ______ he would e to help me as soon as possible. A.It。What。As。What。分析句子結(jié)構(gòu)可知,第一空為主語從句,從句中缺少主語,所以用what,第二空為同位語從句,從句結(jié)構(gòu)完整,所以用that解釋promise的內(nèi)容,故選B。2.___ surprised me most was ____the girl passed the driver test. A. thatB. howC. thatD. why【答案】 C 【解析】【分析】句意:最讓我吃驚的是那個女孩通過了駕駛考試。因此選C。3.Has it been announced ______? A.that are the planes to take offC.D.【點評】考查名詞性從句,it作形式主語,關(guān)系副詞when引導的從句作真正的主語。too much on grades. However,grades have a direct connection with future success is still a question.A. whetherfocused。C. whetherhas focused。根據(jù)In the past decade,在最近的幾十年里,可知句子用現(xiàn)在完成時態(tài),our education system是句子的主語,單數(shù)形式,所以第一空填has focused;第二空是主語從句做主語,if是否,不能引導主語從句,所以第二空填whether?!军c評】主語從句主要有三類:1)(1)由連詞that引導的主語從句:引導詞that無含義,在句中不做成分,不可以省。(2)用連詞 whether 引導的主語從句:whether有含義(是否),在句中不做成分,不可以省。t matter too 。2)用連接代詞引導的主語從句(在由連接代詞who, whose