体系的粘弹效应，可以提高（）驱油效率和微观波及效率。
A、微观
B、宏观
C、微量
D、整体
参考答案：A
---So you are running __ clothing shop?
---Yes, but I don’t want to make it ___ shop only for rich people.
A．the, the
B．a, a
C．a, the
D．/, the
请描述电磁干扰现象？
