中医认为骨折的愈合过程是（）。
A.活血、补肾、强骨
B.活血、舒筋、壮骨
C.瘀去、新生、骨合
D.瘀去、壮骨、强筋
E.活血、补阳、壮骨
参考答案：C
—_____bargaining is so interesting?
—Sometimes it is a test to see who stand their ground for the longest.
A．What is it that
B．Why is it that
C．What it is that
D．Why it is that
下列X线防护物质中，最理想的防护物是
A．铁B．铅C．铜D．铝E．建筑材料
