How do you __________ on the radio?[ ]
A. turn
B. turns
C. to turn
答案：A
She goes to work foot.[ ]
A. by
B. with
C. on
下列有关深Ⅱ°的临床表现，正确的是
A．拔毛试验阳性
B．正常愈合后不留瘢痕，可有程度不等的色素沉着
C．水疱基底常呈现红白相间
D．常形成较大的水疱
E．感觉较为迟钝
