用适当的介词填空 1.They have some balls ____a very good p

用适当的介词填空 1.They have some balls ____a very good p
用适当的介词填空
1.They have some balls ____a very good price in their store.
2.Come and buy your shoes _____our great sale!
3._____boys and girls,we have lots of hamburgers and ice-cream.
4.I need bags ___sports.
5.The pencils ____all colors are for just 1yuan.
6.The computers and TV are ____sale.