The children often ___________ to the club at 4 o'clock.[ ]
A. came
B. come
C. comes
答案:B
需要三相五线制配电的电缆线路必须采用五芯电缆。( )
多形性红斑的典型皮肤损害是()
A.蝶形红斑
B.靶形红斑
C.针刺试验阳性
D.Wickham纹
E.松弛性大疱