The capital city of China is _____________. [ ]
A. Bei Jing
B. beijing
C. Beijing
答案:C
希望小学六年级学生某天到校130人,病假2人,求出勤率.
2%利多卡因一次最大用量为()
A.50ml
B.40ml
C.30ml
D.20ml
E.10ml