为解决大学生就业问题,国家出台了很多措施,其中对对高校毕业生从事个体经营的,按政策规定,()年内免收行政事业性收费
A.1.0
B.2.0
C.3.0
D.4.0
参考答案:C
__________ surprised he was to see his stolen bicycle again at the gate of the park.
A.How
B.What
C.What a
D.What an
简述影响疼痛的因素有哪些?