蹲踞式起跑的口令是（）（）（）；站立式起跑的口令是（）（）.
参考答案：各就位；预备；跑或鸣枪；各就位；跑或鸣枪
Mike: I always forget what I want to buy when I go to the market.
Oscar: Well, you can make a _____ of things you want to buy. [ ]
A. habit
B. list
C. pack
D. wish
简述文书工作中需要简化的范畴。
