题目

How to Raise Money for Your Favorite CharityAt the end of the year, we are often inspired to do more for people in need. 【1】Don't worry. Here's a quick and easy tip-list to make such a worthy act successful.【2】You need to make sure that both you and your participants enjoy the event. So keep it simple and make sure that you add some fun, whether it's special decoration, a bag for each participant or guest, or a special theme.Get team support.【3】Teamwork may give you some new ideas and help give a unique feature to your event. Make sure that you break down the work among your team.P11．直接写出得数．$\frac{1}{2}×\frac{1}{3}$=$\frac{3}{7}×\frac{2}{3}$=$\frac{1}{2}+\frac{1}{3}$=$\frac{1}{2}-\frac{1}{3}$=$15×\frac{1}{3}$=$\frac{1}{2}$÷$\frac{1}{3}$=$\frac{7}{8}×0$=$\frac{5}{6}×\frac{1}{5}$=$\frac{4}{9}×\frac{1}{4}$=$\frac{5}{12}×\frac{3}{10}$=