红旗印刷厂要装订680本练习本,装订了5天,还剩105本没装订,这5天平均每天装订多少本?
(680-105)÷5
=575÷5,
=115(本).
答:平均每天装订115本.
根据句意和首字母提示填词
1. There are sixty m__________ in an hour.
2. Today we rarely(很少) see s__________ pouring from chimney.
3. Women commit (犯) far fewer c__________ than men.
4. All of us should put r__________ into dustbin(垃圾箱) to protect the environment.
5. It is very impolite for you to fail to keep an a__________.
静脉性充血