【正文】
inger in the end. — Yes, it39。sixB.the sixD.——是的,這是她第六次獲得一等獎(jiǎng)。 【點(diǎn)評(píng)】考查序數(shù)詞的基本用法。more than twiceas twice as manyC.more than twice as many【答案】 D 【解析】【分析】句意:美國(guó)人現(xiàn)在每個(gè)人吃蔬菜的比1910年的兩倍還多。 【點(diǎn)評(píng)】考查倍數(shù)的表達(dá)方式。 guests sank in the Tigris River in central Baghdad late on Thursday, leaving at least eight people dead and several others missing. A.B.C.D.根據(jù)可數(shù)名詞復(fù)數(shù)guests和 at least eight people dead and several others ,而其他幾個(gè)人失蹤 ,可知總?cè)藬?shù)不確定,因此用固定搭配dozens of,幾十,數(shù)詞的復(fù)數(shù)形式+of,表示概數(shù),故選A。21. Two fifths。Two fifth。Two fifth。Two fifths。分?jǐn)?shù)由基數(shù)詞和序數(shù)詞構(gòu)成,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),所以五分之二的表達(dá)為two fifths。 【點(diǎn)評(píng)】考查分?jǐn)?shù)的表達(dá)和be動(dòng)詞用法。22.About . A. 2000sB. 2000sC. 2000D. 2000【答案】 A 【解析】【分析】句意:我們班大約三分之二的學(xué)生出生在21世紀(jì)。 【點(diǎn)評(píng)】考查分?jǐn)?shù)的表達(dá)和時(shí)間表達(dá)。23.About ______ of the earth ______ covered with water, but we have less and less available fresh water. A. isB. isC. areD. are【答案】 B 【解析】【分析】句意:地球的四分之三被水覆蓋,但是我們的淡水資源越來越少。three fourths;bewith,覆蓋;句子中的water 是不可數(shù)名詞,系動(dòng)詞要用is,故選B。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)。millionmillionsa millionmillions of【答案】 A 【解析】【分析】句意:這個(gè)城市市民總數(shù)今年已經(jīng)增長(zhǎng)到了四百萬(wàn)。 【點(diǎn)評(píng)】此題考查數(shù)詞。25.—Hi, Jack! What about playing soccer after school? —I39。s my grandfather39。ninetithB.nintieth【答案】 B 【解析】【分析】句意:——嗨,杰克!放學(xué)后踢足球怎么樣?——我很樂意,但今天是我祖父的九十歲生日,我們要慶祝一下。 【點(diǎn)評(píng)】考查數(shù)詞。26.Leonard was born in _______ in Los Angles. Last year, he won his ________Oscar in the 88th Academy Awards. A.B.C.D.去年,他在第88屆奧斯卡金像獎(jiǎng)上獲得了第一個(gè)奧斯卡獎(jiǎng)。 【點(diǎn)評(píng)】考查數(shù)詞,注意in the 1980s的用法。s my sister39。s ________ years old. A.B.C.她十二歲了。 【點(diǎn)評(píng)】考查基數(shù)詞,注意表達(dá)年齡時(shí)應(yīng)使用基數(shù)詞。Twelfth, fifthTwelve, fifthTwelve, fiveTwelfth, five【答案】 B 【解析】【分析】句意:——現(xiàn)在我們應(yīng)該做什么,王老師?——去十二號(hào)樓接待第五位新老師。因?yàn)閠eacher是單數(shù),因此不是五位老師,是第五位老師,應(yīng)使用序數(shù)詞,故答案是B。29.There are about two ________ students in the newly built school. A.B.C.D.表示確切數(shù)字時(shí)用基數(shù)詞+thousand,表示非確切數(shù)字時(shí)用thousands of。 【點(diǎn)評(píng)】考查數(shù)學(xué)詞表達(dá),注意平時(shí)識(shí)記。8yearoldB.8yearsoldD.數(shù)量詞在句中作前置定語(yǔ),注意量詞用單數(shù),并且?guī)нB字符號(hào),故選A。