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……年代,in one39。C.由句意可知,這里說的是“兩百公里”two是基數(shù)詞表示確切的數(shù)字,不能用百、千的復(fù)數(shù)形式,“two hundred”;但當基數(shù)詞表示不確切數(shù)字,百、千后就要用復(fù)數(shù)形式,如“hundreds of”,故選C。D.SixteenyearoldB.13.It39。A序數(shù)詞,第五,B基數(shù)詞,五,根據(jù)the定冠詞可知,定冠詞后是序數(shù)詞,故選A。三分之二是女孩。of our classmates wear glasses. —Oh, that39。third fourths 【點評】考查分數(shù)表達,注意平時識記。表示確切數(shù)字時用基數(shù)詞+million,幾百萬;表示非確切數(shù)字時用millions of,數(shù)百萬的,固定搭配,故選B。sixth根據(jù)句意可知此句需要序數(shù)詞,因前面有物主代詞her,定冠詞the要省略,故選B。secondthousands of【答案】 B 【解析】【分析】句意:上周,我們學(xué)校5百名學(xué)生參加了運動會。nineninththe ninththe nine【答案】 B 【解析】【分析】句意:Mr. King給他兒子買了一輛新自行車作為他第九個生日的禮物。 . A.C. 【點評】考查分數(shù)的表達和時間表達。 is 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。milliona million25.Leonard was born in _______ in Los Angles. Last year, he won his ________Oscar in the 88th Academy Awards. A.B.C.D.s still _________ minutes left. It39。A第十二;B十二;C二十;D三十,根據(jù)It39。D.B.D.kilo【答案】 A 【解析】【分析】句意: 現(xiàn)在是10:15。halfA number,three quarters【答案】 B 【解析】【分析】句意: 我們學(xué)校的教師總數(shù)是118人,其中有4分之1是女教師。 表示幾號樓,如果先說building,那么后面的數(shù)字使用基數(shù)詞,如果數(shù)字在前就是用序數(shù)詞。A基數(shù)詞,二,B兩次,頻率副詞,C序數(shù)詞,第二,D第二個......,根據(jù) How often,可知提問頻率,故用表示次數(shù)的詞,故選B。SecondB. 【點評】考查數(shù)詞,準確掌握數(shù)詞的寫法。B.twelfth去年,他在第88屆奧斯卡金像獎上獲得了第一個奧斯卡獎。three fourths;beC.23.About ______ of the earth ______ covered with water, but we have less and less available fresh water. A. 2000 2000s 【點評】考查序數(shù)詞。 【點評】考查數(shù)詞辨析,注意hundred的用法。hundreds oftwo【答案】 B 【解析】【分析】句意:李華要當哥哥了,他的父母計劃生二胎。18.Li Hua is going to be an elder brother. His parents are planning to have their ________child. A.C.17.— It39。C.s got ______________ them. A.D.three fourth 【點評】考查數(shù)詞,注意分數(shù)的用法。14.The number of the students in our school is about four __________. _______ of them are girls.A.fifthsfifthD.Sixteenyearolds數(shù)量詞作定語應(yīng)用連字符,并且量詞用單數(shù),故選B。11.______ should not be allowed to go out at night