— Do you know the man _______ is standing beside your father?
— Of course. He is my uncle.
A:/
B:which
C:who
73÷9____8 6×8____48
如图,△ABC与△A′B′C′关于直线l对称,且∠A=102°,∠C′=25°,则∠B的度数为( )
A.冷水浸泡
B.加热煎制
C.箅渣取液
D.灌装保存