A.thirtieth
B.thirty
C.thirty's
D.thirties
A.nineteen eighty—five
B.one nine eight five
C.nineteen eighty five
D.nineteen eighty—fifth
开始考试点击查看答案A.Twenty—one
B.Twentieth—one
C.Twentieth—first
D.Twenty—first
开始考试点击查看答案A.A number; Three—fourth
B.The number; Three quarters
C.A number; Three—fourths
D.The number; Three fours
开始考试点击查看答案A.A. third
B.the third
C.a third
D.a thirds
开始考试点击查看答案A.on October the first, 1949
B.in October the first，1949
C.on 1949 October one
D.in October one, 1949
开始考试点击查看答案A.dozen of
B.dozens
C.dozen
D.dozens of
开始考试点击查看答案A.hundred
B.hundreds of
C.hundreds
D.a hundred of
开始考试点击查看答案A.sixty percent
B.sixty percent of
C.percent sixty
D.sixty percents of
开始考试点击查看答案A.forty
B.forties
C.late forties
D.his early forties
开始考试点击查看答案A.in 1960's
B.in his 60's
C.in60's
D.in the 1960's
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