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A。 【點(diǎn)評】考查數(shù)學(xué)詞表達(dá),注意平時(shí)識記幾百幾十幾的表達(dá)。13.Most of the doctors in this hospital were born ________, and they are ________now. A.in the 1970。 in their fiftiesB.in 1970s。 in the fiftiethC.in the 1970s。 in fiftiethD.in the 1970s。 in their fifties【答案】 D 【解析】【分析】句意: 這家醫(yī)院的大多數(shù)醫(yī)生都出生于20世紀(jì)70年代,現(xiàn)在他們都是50多歲。in the+四位數(shù)的整數(shù)復(fù)數(shù)形式,在……世紀(jì)……年代,in one39。s+兩位數(shù)的整數(shù)復(fù)數(shù)形式,在某人多大歲數(shù)時(shí) , 故選D。 【點(diǎn)評】考查數(shù)詞,注意表示世紀(jì)和年齡的用法。14._________ of the teachers are women in our school. A.Two thirdB.Two threesC.Two thirdsD.Two【答案】 C 【解析】【分析】句意:在我們學(xué)校三分之二的老師是女老師。表達(dá)分?jǐn)?shù)時(shí),分子用基數(shù)詞,分母用序數(shù)詞,分子大于1時(shí),分母用復(fù)數(shù)。三分二,二是分子,所以用基數(shù)詞two,三是分母,所以用序數(shù)詞third,分子二大于一,所以分母third用復(fù)數(shù)thirds,所以三分之二用two thirds,故選C。 【點(diǎn)評】考查分?jǐn)?shù)表達(dá),注意平時(shí)識記其表達(dá)規(guī)則。15.______ should not be allowed to go out at night. A.TwelveyearsoldB.TwelveyearoldsC.Twelve years oldD.Twelve year olds【答案】 B 【解析】【分析】句意:12歲的孩子不應(yīng)該被允許夜晚出去。數(shù)量詞作定語應(yīng)用連字符,并且量詞用單數(shù),故選B。 【點(diǎn)評】考查數(shù)量詞作定語的用法。16.Tim likes collecting coins, and he39。s got ______________ them. A.million ofB.millions ofC.two million ofD.two millions of【答案】 B 【解析】【分析】句意:Tim喜歡收集硬幣,他已經(jīng)得到了它們中的數(shù)百萬。表示確切數(shù)字時(shí)用基數(shù)詞+million,幾百萬;表示非確切數(shù)字時(shí)用millions of,數(shù)百萬的,固定搭配,故選B。 【點(diǎn)評】考查數(shù)學(xué)詞表達(dá),注意平時(shí)識記確切數(shù)字與非確切數(shù)字的表達(dá)。17._______, when Marx was already _______, he found it was important to study the situation in Russia, so he began to learn Russian. A.In 1870s, in his fiftiesB.In 1870s, in fiftiesC.In the 1870s, in fiftiesD.In the 1870s, in his fifties【答案】 D 【解析】【分析】句意:在十九世紀(jì)七十年代,馬克思已經(jīng)五十歲了,他覺得研究俄國的形勢很重要,便開始學(xué)習(xí)俄語。in the 1870s十九世紀(jì)七十年代;in one39。s fifties在某人五十多歲時(shí);故選D。 【點(diǎn)評】考查時(shí)代的表達(dá)方式和固定短語。掌握時(shí)代的表達(dá)方式。18.It39。s 10:15. We can say a _______ past ten. A.quarterB.halfC.poundD.kilo【答案】 A 【解析】【分析】句意: 現(xiàn)在是10:15。我們可以說十點(diǎn)過一刻。A. 一刻鐘; ;;。根據(jù)英語的表達(dá)習(xí)慣可知,十點(diǎn)十五分也可以說成是十點(diǎn)一刻,故選A。 【點(diǎn)評】考查名詞辨析。注意理解單詞意思,理解句意。19.The insurance pany paid Mr Li two___________ dollars for his stolen vase.