我国的《公路沥青路面再生技术规范》建议水泥等活性填料一般不超过()
A.1%
B.1.5%
C.2%
D.2.5%
参考答案:B
Last summer, many events in the world were covered _____on HD(高清) channels.
A.alive
B.lively
C.living
D.live
女,28岁,皮疹关节痛3个月,考虑的疗法()。
A.外科手术
B.泼尼松+环磷酰胺
C.热敷
D.环磷酰胺
E.泼尼松