【正文】
n the sun. A.17.定語從句,代指地方,用where/介詞+which,根據(jù)the place,可知前面用介詞at,表示在……地方,做地點狀語,介詞提前,因此用at which;根據(jù) the crossriver traffic is the heaviest,可知是對橋所在地點的描述,因此用where,引導表語從句,故選C。which。 whereC.at which。 where the crossriver traffic is the heaviest. A. the bridge is supposed to be built should be 【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. that15._______is known to us all is that Johnson broke his promise ______ he would e to help me as soon as possible. A. what he said做主語,主語從句中said缺賓語用what補足,故選B。 that【答案】 B 【解析】【分析】句意:正是他說的話讓我很失望。D.that。 thatB.that。 he said 【點評】考查名詞性從句,本題涉及主語從句,表語從句和賓語從句。 _____ she finally succeeded in which【答案】 B 【解析】【分析】句意:珍妮最興奮的是對他來說似乎是最困難的考試,她終于成功了。What。 thatThat。 whatWhat。 whichThat。 分析選項可知C項符合題意,故選C。 what【答案】 C 【解析】【分析】句意:讓我感到擔憂的是,今天的歌星是以青少年為中心的。D.What。 thatB.What?!军c評】考查名詞性從句,本題涉及what引導的主語從句的應用。本題中含有一個主語從句what made matters worse,其中的what引導起這個主語從句,同時在主語從句中做主語。D.C.B.11.They lost their way in the forest, and ________ made matters worse was that night began to fall. A.故選C。that不能在句中作成分;it不能引導主語從句;which意為“哪一個”,不符合本句語境。which【答案】 C 【解析】【分析】句意:他們在森林里迷路了,更糟糕的是天開始黑了。whatitthat做題時注意看從句是否少成分。此處是that引導的主語從句,that無實義,只其引導作用,故答案為D。That【答案】 D 【解析】【分析】考查主語從句。WhetherIfAs故D正確。AC兩項不能引導主語從句,which在引導名詞性從句的時候總是含有疑問的語義,而本句中并沒有疑問的語義。D.C.B.8.They lost their way in the forest, and ___ made matters worse was that night began to fall.A. because【答案】 A 【解析】【分析】考查名詞性從句的連接詞。D.it。 thatB.what?!军c評】考查名詞性從句,it作形式主語,關系副詞when引導的從句作真正的主語。D.that are the planes to take offC.6.Has it been announced ______? A.需要注意賓語從句的時態(tài)。題干句子中that到句子結(jié)束是賓語從句,且從句動詞用“will+動詞原形”表示將來,由此推斷出空白處謂語動詞應用現(xiàn)在的某種時態(tài),在所給四個選項中,只有B項正確。D.had been announcedB.was announced選C。 whether。D. that。C. whether。B. that。the earth cooled down, water began to appear on its surface.A.4.因此選C。 why【答案】 C 【解析】【分析】句意:最讓我吃驚的是那個女孩通過