三七的功效是
A．化瘀止血，活血定痛
B．化瘀止血，凉血通经
C．化瘀止血，利尿通淋
D．化瘀止血，收敛止血
E．化瘀止血，凉血止血
参考答案：A
18． My mother ____ for Beijing in a few days. I wonder when the earliest plane ____ on Monday?
A．leaves; takes off
B．is leaving; takes off
C．is leaving; is taking off
D．leaves; is taking off
凭证审核、记账、查询、结账1. 由操作员BB审核凭证并签章，记账，查询银行存款日记账，查询科目汇总表，结账。
