— _____ you at school last night?
— No, I _____ at home.
A:Was; was
B:Were; were
C:Were; was
D:Was; were
已知反比例函数y=kx的图象如图所示,则一次函数y=kx+k的图象经过( )
假如你生活在宋代,不可能看到的情景是( )
畜牧场有800头母牛,比公牛多60%,有公牛( )