房地产市场竞争是指交易双方为各自利益的( )而进行的努力。
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可治痰火郁结之瘰疬痰核，又可治心惊失眠，烦躁不安，自汗、盗汗等病的药物是
A. 龙骨
B. 牡蛎
C. 磁石
D. 鳖甲
E. 玳瑁
( )不是支持配送通信所需要的数据库。
A. 订货文件
B. 存货和仓储文件
C. 费率审计
D. 应收账款文件
Adrian: Boris. To what do I owe this honor Boris: Just a social call, Adrian. Good to find you all at home. Adrian: I'd like you to meet my family. Boris: ______.
A. You can't imagine.
B. Never mind.
C. With pleasure.
D. I've been looking forward to this for some time.
石决明、草决明的共同作用是
A. 润肠通便
B. 清肝明目
C. 熄风止痉
D. 降气化痰
E. 纳气平喘
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