______________ lunch time, I eat some rice and fish. [ ]
A. For
B. In
C. At
答案:C
等渗性脱水的主要原因是
A.反复呕吐
B.急性肠梗阻
C.长期禁食
D.昏迷而未补充液体
E.高热
SATA接口()的数据传输方式为串行。