化妆品的中的()为白色蜡状或粉末状,是不溶于水的保湿剂。
A.单硬脂酸甘油脂
B.甘油
C.卵磷脂
D.氢氧化钾
参考答案:A
属于唐朝后期“南衙北司之争”的事件是( )。
A.甘露之变
B.河阴之变
C.夺门之变
D.高平陵之变
An application software is any program (68) to perform a specific function directly for the user or, in some cases, for another application program.
A.design
B.designing
C.designed
D.praticed