设am=8,an=16,则am+n 等于[ ]
A.24
B.32
C.64
D.128
答案:D
. -- You see, our plan has been totally ruined!
-- Dear me, I _______ his advice.
A.would rather have taken
B.would rather not take
C.must have taken
D.can’t have taken
采购工作负责市场资源、供货厂家、市场变化等信息的采集和反馈。