（）可作为庆典花饰的主花材。

A、红色系
B、白色系
C、黄色系
D、紫色系

A、How much do you sell this rose?
B、How much do you charge for the bunch of flowers?
C、That’ll be 10 US$.
D、How much, please?

A、Do you sell orchid?          
B、Anything I can do for you?
C、Let me look at the vases. 
D、I’d like a dozen nice Roses.