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ovements in health care will lead to a stronger, more prosperous economy. A.WhichB.WhatC.ItD.As【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。that引導(dǎo)的是主語(yǔ)從句,故空格處應(yīng)該用it作形式主語(yǔ),代替真正的that引導(dǎo)的主語(yǔ)從句。故答案選C?!军c(diǎn)評(píng)】考查it的用法,以及主語(yǔ)從句的應(yīng)用。13.________ has been proved is that animals and insects have their own languages. A.WhatB.AsC.ItD.That【答案】 A 【解析】【分析】句意:已被證明的是動(dòng)物和昆蟲(chóng)有自己的語(yǔ)言。根據(jù)is判斷,此處為主語(yǔ)從句,分析該從句,缺少主語(yǔ),用what。選A?!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。14.It was he said disappointed me. A.that。 whatB.what。 thatC.that。 whichD.which。 that【答案】 B 【解析】【分析】句意:正是他說(shuō)的話(huà)讓我很失望。這是一個(gè)強(qiáng)調(diào)句型,it is/was that...是固定搭配,what he said是被強(qiáng)調(diào)部分, 你可以發(fā)現(xiàn)去掉it was that后, 句子仍然完整。 what he said做主語(yǔ),主語(yǔ)從句中said缺賓語(yǔ)用what補(bǔ)足,故選B。 【點(diǎn)評(píng)】考查主語(yǔ)從句的強(qiáng)調(diào)形式。15._______ makes me feel worried is _______ singing stars are centered on by masses of teenagers today. A.What。 whatB.That。 thatC.What。 thatD.That。 what【答案】 C 【解析】【分析】句意:讓我感到擔(dān)憂(yōu)的是,今天的歌星是以青少年為中心的。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。分析選項(xiàng)可知C項(xiàng)符合題意,故選C。 【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._______ has not been decided next. A.How to doB.What to do nextC.To do whatD.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。根據(jù)助動(dòng)詞has可知前面是主語(yǔ),what to do為名詞性從句,可做主語(yǔ),故選B。 【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。17.________ is the centre of our planetary system was a difficult concept to grasp in the Middle Ages. A.It39。s the sun and not the earthB.The sun and not the earthC.Being the sun and not the earthD.That the sun and not the earth【答案】 D 【解析】【分析】句意:太陽(yáng)而不是地球是我們行星系統(tǒng)的中心,這在中世紀(jì)是一個(gè)很難理解的概念。分析句子可知,整個(gè)句子為主系表結(jié)構(gòu),was為系動(dòng)詞,它之前的都為主語(yǔ),且主語(yǔ)由句子來(lái)充當(dāng),句子結(jié)構(gòu)以及句意完整,所以連詞代詞為that。故選D。 【點(diǎn)評(píng)】考查名詞性從句,本題涉及that引導(dǎo)的主語(yǔ)從句。18.He took a trip to Beijing last week and ________ he saw at the Forbidden City impressed him deeply. A.thatB.how160