大于-2小于5的所有整数的和是______．

志愿日马上就要到了，为了让更多的人知道并参加进来，请你想一些办法。(5分)

A. call up,       B. put up,     C. hand out,        D. set up,       E. work out

 To make more students know the Volunteer Day, I come up with some ideas. First, __小题1:_some signs on the wall telling people about the day. and then, I’ll _小题2:_advertisements after school . Also we can_小题3:_ our friends and ask them to come .Finally, we can __小题4:__ a call-in center for volunteers. All these strategies(策略)will__小题5:__fine.