兼有消肿生肌之效的活血药有（）
A.乳香、没药
B.三棱、莪术
C.郁金、姜黄
D.桃仁、红花
E.白芷、天花粉
参考答案：A
We want the job __ by the end of this week.
A．to do
B．done
C．did
D．to be doing
信用额度
