显影补充液的组成不包括()
A.保护剂
B.促进剂
C.缓冲剂
D.坚膜剂
E.催化剂
参考答案:E
“武德”一词最早见于《左传宣公十二年》,传统武德主要表现为()等方面。
-We are going on a school trip tomorrow.
- .
A.I’m very happy
B.Have a good time
C.I’m sorry to hear that
D.You’re welcome