（2015•菏泽）已知A（﹣1，m）与B（2，m﹣3）是反比例函数$y=\frac{k}{x}$图象上的两个点．则m的值____ 

读德阳市部分区域地形图，回答问题。

阅读下面材料，在空白处填入适当的内容（不多于3个词）或括号内单词的正确形式.

    This Christmas, maybe different from previous years, a strong desire drives me to make my own Christmas gifts. ____ (honest) speaking, I've promised myself this more than once. As ____ crafter (工匠), I've frequently thought I am ____ (suppose) to turn it into action. However, this year I really plan to stick ____ it. It's partly because I am short ____ money. More importantly, recently I ____ (return) from an inspiring trip around Britain, collecting some information about crafting for BBC's Newsnight.

    I was really struck by people's increasing ____ (enthusiastic) for making things. When I asked some people ____ they could sew(缝纫), only a few raised their hands. ____ when I asked who wanted to learn, nearly everyone responded positively, ____ (hope) to learn something practical.

一桶油，用去了它的 $\frac{3}{4}$ ，用去了20千克．