安宫牛黄丸中，最能体现清心开窍的药物配伍为
A．冰片、犀角
B．牛黄、冰片
C．麝香、冰片
D．牛黄、麝香
参考答案：D
They have two _____ books to read every year.[ ]
A. hundreds
B. hundred of
C. hundred
D. hundreds of
I will __________ Jane today, as she can’t come to the meeting herself.
A．take place
B．take place of
C．take the place
D．take the place of
