人参具有的功效是（）
A.润肺止咳
B.安神增智
C.养血益阴
D.止汗安胎
E.托毒生肌
参考答案：B
—Can you tell me___________?
—We are very good friends. [ ]
A. how you get on with Joe
B. who your best friend is
C. what you are going to be
D. what he looks like
什么叫做航班？
