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/has +been +done。主句用現(xiàn)在時(shí),從句所需的任何時(shí)態(tài)。 What。Was it what。What was it that。What was it that。A中的what是句子的主語(yǔ),但是because引導(dǎo)的從句不作主語(yǔ),是原因狀語(yǔ)從句,故排除;B的第一空是錯(cuò)誤形式,故排除;C、D兩項(xiàng)的第一個(gè)選項(xiàng)是一樣的,說(shuō)明第一個(gè)題干是一個(gè)強(qiáng)調(diào)句型,特殊疑問(wèn)句下的強(qiáng)調(diào)句型,有what引導(dǎo);第二個(gè)空是對(duì)what的回答,因?yàn)閣hat是上一句的主語(yǔ),That she got the lowest mark in her class是從句,可以作主語(yǔ);而D項(xiàng)的get是動(dòng)詞原形,不能作主語(yǔ),故答案為C。6.Located between the 16th and the 18th floor, ______ I call my “home” is more like a “bird39。whichB.whatD.What引導(dǎo)主語(yǔ)從句______ I call my “home”且故選C。What。B. thatWhat。D. that【答案】 A 【解析】【分析】句意:讓我更不高興的是那個(gè)男孩要求我的朋友做他的女友,她同意了。故選A。8.—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. thatit。C. becausewhat。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。itwhichthatwhat【答案】 D 【解析】【分析】本題中含有一個(gè)主語(yǔ)從句what made matters worse,其中的what引導(dǎo)起這個(gè)主語(yǔ)從句,同時(shí)在主語(yǔ)從句中做主語(yǔ)。句意:他們?cè)谏掷锩月妨?,情況更糟糕的是天又黑了。10.It is a rule in his family that _______ es home first should cook the dinner.A.B.C.D. whoever 有兩個(gè)詞義:1no matter who,在這種用法時(shí)引導(dǎo)一個(gè)讓步狀語(yǔ)從句;2anybody that,在這種用法時(shí),它連接一個(gè)名詞性從句,在本題中它連接的是主語(yǔ)從句。所以選C。AsIfWhetherThat【答案】 D 【解析】【分析】考查主語(yǔ)從句。此處是that引導(dǎo)的主語(yǔ)從句,that無(wú)實(shí)義,只其引導(dǎo)作用,故答案為D。做題時(shí)注意看從句是否少成分。ThatWhatWhich/【答案】 B 【解析】【分析】句意:我們可能會(huì)發(fā)現(xiàn)有趣的是通常需要更多的禮貌?!军c(diǎn)評(píng)】考查名詞性從句,本題涉及what引導(dǎo)的主語(yǔ)從句的應(yīng)用。WhichWhatItAs【答案】 C 【解析】【分析】句意:醫(yī)療保健的進(jìn)步將促進(jìn)一個(gè)更強(qiáng)大、更繁榮的經(jīng)濟(jì),這是我們的信念。故答案選C。14.It has been pointed out ________ plays a vital role in driving away one39。s sweet childhood memories. A.whichC.that what【答案】 D 【解析】【分析】句意:有人指出,驅(qū)除焦慮所起著至關(guān)重要的作用是童年美好的回憶。s anxiety is one39。故選D。15._______ makes me feel worried is _______ singing stars are centered on by masses of teenagers today. A. whatThat。C. thatThat。分析句子可知,主語(yǔ)從句中的謂語(yǔ)動(dòng)詞makes 缺少主語(yǔ),主語(yǔ)從句中缺少賓語(yǔ)一般用what,因此選擇 what 來(lái)引導(dǎo)主語(yǔ)從句;系動(dòng)詞 is 后面的表語(yǔ)從句句意完整,不缺少成分,因此選擇 that 引導(dǎo)表語(yǔ)從句。 【點(diǎn)評(píng)】考查名詞性從句,本題涉及 what引導(dǎo)的主語(yǔ)從句和that引導(dǎo)的表語(yǔ)從句的應(yīng)用。16.I never doubt . A.if this song is worth listeningC.D.根據(jù)句子結(jié)構(gòu)分析,本句是賓語(yǔ)從句,根據(jù)主句I never doubt,可知從句是陳述句