I'm ___________ the flour and cold water. [ ]
A. mix
B. mixxing
C. mixing
答案:C
肾着病的治疗宜用()
A.甘姜苓术汤
B.旋覆花汤
C.两者均是
D.两者均非
测量道岔转辙器部分最小轮缘槽需要用到()
A.方尺
B.卡钳
C.钢板尺
D.塞尺