西餐摆台中，水杯摆在主刀上方，杯底距主刀尖（）。
A.0.5cm
B.1cm
C.1.5cm
D.2cm
参考答案：D
So far a total of 19 cases______ and another 36 people are being treated on the assumption that they are infected with Legionnaires Disease.
A．were confirmed
B．have confirmed
C．are confirmed
D．have been confirmed
引起产后缺乳的常见证型主要有（）
A.气血虚弱
B.肾虚
C.肝郁气滞
D.过食肥甘厚味
E.痰浊阻滞
