$User=M("homeworkStatistics");$User->where('type=1ANDstatus=1')->select()生成的SQL的语句是()。
A.SELECT*FROMpingshifen_homeworkStatisticsWHEREtype=1ANDstatus=1
B.SELECT*FROMpingshifen_homeworkStatisticsWHEREtype=1
C.SELECT*FROMpingshifen_homeworkStatisticsWHEREstatus=1
D.SELECT*FROMpingshifen_homeworkStatistics