.

Only through ______ talks can we build trust and only through cooperation can we create _______ win-win economic situation.

A．\, a

B．the, the

C．\, the

D．the ,a

沙眼衣原体直接涂片检查一般采用何种染色方法( )

A．革兰染色
B．姬姆萨染色
C．银染
D．抗酸染色
E．亚甲蓝染色