突然片状脱发,显露光亮头皮而无自觉症状,其病因是()
A.血虚受风
B.血热化燥
C.劳神伤血
D.肾精亏损
E.先天不足
参考答案:A
If you have any problem, you can _____me for help. Which is wrong?[ ]
A. come to
B. ask
C. turn around
D. turn to
服务员在所有全面用品准备工作完毕后,检查()按不同分工站立在规定位置上迎候客人到来。