手掌肿胀，失去正常凹陷，疼痛剧烈者为（）
A.蛇肚疔
B.托盘疔
C.蛇头疔
D.蛀节疔
E.丹毒
参考答案：B
分部分项工程费、措施项目费和其他项目费采用( )计价。
A．单项单价
B．单位单价
C．综合单价
D．费用单价
—_____ have you stayed in New York?
—For about two weeks. [ ]
A. How soon
B. How often
C. How long
D. How many
