下列属于卫生器具的是()。
A.清扫口
B.浴盆
C.检查口
D.地漏
参考答案:B, D
Mary is a ______customer of that shop; That’s why sometimes she is given a small discount(折扣)
A.common
B.usual
C.regular
D.average
该业务员在对销售量进行预测时,运用的预测方法有( )。
A.定量预测
B.定性预测
C.短期预测
D.中期预测