在DPP中的工具调色板中选择（）就能进行使用自动亮度优化功能。
A、NR
B、镜头校正
C、ALO
参考答案：C
23. With Shanghai World Expo drawing near, volunteers are making use of every minute to _______ their foreign language because language volunteers must pass a written test and an interview.
A．polish up
B．take up
C．put up
D．make up
汇兑凭证（）不可更改。
A.汇款人名称
B.金额
C.委托日期
D.收款人名称
