【正文】
ny asB. vegetables per person today as they did in 1910. A.20.Americans eat根據(jù)句子前面有five,可知hundred后面不加s,hundreds of和thousands of前面不用數(shù)詞修飾,故選B。D.C.B.19.Last week, five ____ students took part in the sports meeting in our school A.A第一,B第二,C一,D二,限定詞+序數(shù)詞+名詞,第幾個(gè)......,選項(xiàng)C和D是基數(shù)詞,故排除,根據(jù) Li Hua is going to be an elder brother,可知是二胎,及第二個(gè)孩子,故選B。D.oneB.first 【點(diǎn)評(píng)】考查序數(shù)詞的基本用法?!堑?,這是她第六次獲得一等獎(jiǎng)。D.the sixB.sixs excited to hear that Jessie J got the King of Singer in the end. — Yes, it39。 【點(diǎn)評(píng)】考查數(shù)學(xué)詞表達(dá),注意平時(shí)識(shí)記確切數(shù)字與非確切數(shù)字的表達(dá)。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。two million ofmillions ofmillion of16.Tim likes collecting coins, and he39。 【點(diǎn)評(píng)】考查介詞短語,注意in one39。forty【答案】 A 【解析】【分析】句意:——你聽說過二胎政策嗎?——當(dāng)然,并且我知道許多夫婦在40歲的時(shí)候生嬰兒。the fortiethfortiethforties注意識(shí)記thousand的用法。thousand,千,其前有具體數(shù)詞修飾時(shí),用其單數(shù)形式,當(dāng)其前沒有具體數(shù)詞修飾時(shí),用其復(fù)數(shù)形式,且和of連用,thousands of,成千上萬,這里沒有具體數(shù)詞修飾,故選D。D.C.B.t wait to buy one in our town. A. 【點(diǎn)評(píng)】考查了序數(shù)詞與基數(shù)詞辨析,注意兩者意義的區(qū)分。one一個(gè),two兩個(gè),third第三,three三個(gè)。D.thirdB.ones office is on the 注意其作主語時(shí)謂語動(dòng)詞形式的選擇。五分之三的正確表達(dá)是three fifths;帶有分?jǐn)?shù)的短語作主語時(shí),謂語動(dòng)詞由分?jǐn)?shù)后面的名詞形式來決定,students是復(fù)數(shù)形式,謂語動(dòng)詞要用are,故選D。 are【答案】 D 【解析】【分析】句意:我們班五分之三的學(xué)生是女生。D. isC. areB. isgirls. A.12.In our class 【點(diǎn)評(píng)】考查基數(shù)詞hundred的用法。hundred,百,基數(shù)詞,表示具體的數(shù)量,其前要用基數(shù)詞;hundreds of +可數(shù)名詞復(fù)數(shù),表示不確定的數(shù)量,固定短語。D.C.B.11.There were about six___________ students in the school building during the earthquake. A.two,2,是基數(shù)詞,所以用million,故選A。millions of【答案】 A 【解析】【分析】句意:保險(xiǎn)公司付給李先生兩百萬美元為了他被偷來的花瓶。C.millions10.The insurance pany paid Mr Li two___________ dollars for his stolen vase. A.s healthy to fall asleep before 10 ,10點(diǎn)之前睡覺是健康的,因此他在9點(diǎn)睡覺,故答案選A。clock此處表示鐘點(diǎn),用基數(shù)詞,排除BD兩項(xiàng)。nine九,是基數(shù)詞;ninth第九,是序數(shù)詞;twelve十二,是基數(shù)詞;twelfth第十二,是序數(shù)詞。twelfth【答案】 A 【解析】【分析】句意:——上學(xué)的晚上你通常什么時(shí)候睡覺?——大約9點(diǎn)。twelveninthnineclock. It39。注意識(shí)記名詞sixteenyearolds。