片剂辅料中的崩解剂是
A.乙基纤维素
B.羟丙基甲基纤维素
C.滑石粉
D.羧甲基淀粉钠
E.糊精
参考答案:D
------I thought I asked you to fix the radio.
------Oh, I’m sorry. I_______it right away.
A. would do
B.was about to do
C.will do
D.am going to do
海州与板浦相距20千米,一列客车与一列货车从海州、板浦两地同时相向而行,0.5小时后相遇,已知客车与货车的速度比是3:2,求客车的速度.