墙体抹灰工程中基层处理可用（）。
A.水泥砂浆
B.石灰砂浆
C.混合砂浆
D.素水泥
参考答案：A
The stranger stopped and turned around ___________to see is someone was following him.
A．every few meters
B．every a few meters
C．every other meters
D．every meters
根据( )标准，金融市场可能分为直接金融市场和间接金融市场。
A．交易对象 B．中介特征 C．价格形成方式 D．交割方式
