保和丸主治证候中不包括（）。
A.脘腹痞满时痛
B.大便泄泻
C.恶食呕逆
D.形体消瘦
E.嗳腐吞酸
参考答案：D
—Excuse me, I want to go to the 21st National Book Expo (世博会). Could you tell me ______?
—Sure. It is at No. 3 Changjiang Road in Harbin. [ ]
A. where it is
B. where it was
C. where is it
如流量计显示出现故障A3：Sensor failure，此时应进行（）
A、检测传感器的阻值及绝缘
B、检查接线是否牢固可靠
C、检查是否有团状流发生
D、检查流量管
E、检查测试点
