来自梁俊卿的问题
Therearefortystudentsintheirclass.Tenofthemaregirlsand()areboysAthirdforthBthirdforhhsCthreefourthDthreefourth
Therearefortystudentsintheirclass.Tenofthemaregirlsand()areboys
AthirdforthBthirdforhhsCthreefourthDthreefourth
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2020-05-30 09:24