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句意:讓人極大困惑的是他如何在沒(méi)有別人幫助的情況下做到這一點(diǎn)的。D. how.C. how.B. that.s help. A. 【點(diǎn)評(píng)】考查名詞性從句,本題涉及who引導(dǎo)的主語(yǔ)從句。Who【答案】 D 【解析】【分析】句意:誰(shuí)將負(fù)責(zé)這次會(huì)議還沒(méi)有決定。C.Which18.______ will be in charge of the meeting has not been decided yet. A.is known to all 是主語(yǔ)從句,從句中缺少主語(yǔ),因此用what,選B。 Which【答案】 B 【解析】【分析】句意:眾所周知地球比太陽(yáng)小。ItWhatAs 【點(diǎn)評(píng)】考查名詞性從句,識(shí)記名詞性從句做主語(yǔ)的用法。To do how【答案】 B 【解析】【分析】句意:接下來(lái)做什么還沒(méi)有決定。To do whatWhat to do nextHow to do 【點(diǎn)評(píng)】考查名詞性從句,本題涉及主語(yǔ)從句和同位語(yǔ)從句。 which【答案】 B 【解析】【分析】句意:我們都知道,Johnson違背了他會(huì)盡快來(lái)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.故選B。 that【答案】 B 【解析】【分析】句意:眾所周知,中國(guó)已經(jīng)發(fā)射了神州7號(hào)宇宙飛船,這是中國(guó)首次成功的太空行走。D. whichC. whichB. whats first spacewalk successful. A.主語(yǔ)從句屬于名詞性從句的一種,填哪個(gè)連接詞要分析從句缺少什么成分,然后確定所選的詞。故答案選D。A. why為什么;B. that引導(dǎo)名詞性從句只起引導(dǎo)詞作用,不充當(dāng)成分;C. which哪一個(gè);D. What什么。D.C.B.13.____________ matters most in learning English is enough practice. A.故選D。what【答案】 D 【解析】【分析】句意:他們?cè)谏掷锩月妨耍闆r更糟糕的是天又黑了。thatwhichitt like him為主語(yǔ)從句,其內(nèi)容已經(jīng)是完整的,所以用that,且引導(dǎo)主語(yǔ)從句的that不能省略。Whether【答案】 C 【解析】【分析】句意:你不喜歡他,跟我沒(méi)有什么關(guān)系。C.WhoWhat11._______ you don39。這里就是第二個(gè)用法。who that【答案】 C 【解析】【分析】句意:在他的家里有個(gè)規(guī)定,就是先到家的人要先做飯。whoeverwhoanybody第一空what作主語(yǔ)從句的主語(yǔ);第二空為表語(yǔ)從句的that。what。 becauseC.it。 that9.—Tell me something about your adventure in the rainforest, please.— We lost our way in the forest and ___ made matters worse was ___ night began to fall.A.If不可以引導(dǎo)主語(yǔ)從句,故選B。D.BeforeB.If8.____ he will offer us enough help doesn39。句意:誰(shuí)起著重要作用,這是眾所周知的。D.C.B.7._______ are playing an important part is well known to us all.A.需要注意賓語(yǔ)從句的時(shí)態(tài)。題干句子中that到句子結(jié)束是賓語(yǔ)從句,且從句動(dòng)詞用“will+動(dòng)詞原形”表示將來(lái),由此推斷出空白處謂語(yǔ)動(dòng)詞應(yīng)用現(xiàn)在的某種時(shí)態(tài),在所給四個(gè)選項(xiàng)中,只有B項(xiàng)正確。D.had been announcedB.was announced選