无论中餐厅还是西餐厅分菜服务都是餐厅服务员工作之一，体现服务员的（）。
A、掌握知识
B、服务态度
C、服务潜能
D、服务标准
参考答案：B
As a young man, Comrade Zhou Enlai ________ the students' movements and later ________ the Communist Party of China.
A．joined; took part of
B．took part in; joined
C．joined in; took part in
D．took part of; joined
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