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FivethousanddollarsalotofmoneyA.areB.isC.havebeenD.hasbeen.为什么选择B.enjoylisteningtopopularmusic.为什么选A.Thirteen-year-olds而不选Thirteen-year-oldsA.Thirteen-year-olds而不选Thirteen-year-old

题目详情
Five thousand dollars ______a lot of money
A.are B.is C.have been D.has been.
为什么选择B.
_____enjoy listening to popular music.
为什么选A.Thirteen-year-olds而不选Thirteen-year-olds
A.Thirteen-year-olds而不选Thirteen-year-old
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答案和解析
第一题:因为钱是不可数的.只能用“is”不能有“are”.系数用单数
第二题:Thirteen-year-olds是表示13岁的孩子们.B选项是不是“13-year-old”?如果是,13-year-old是形容词,不可作主语