完形填空 Summer is coming again.Mang stuends ___ swimming.It's a good way ___ cool.

完形填空 Summer is coming again.Mang stuends ___ swimming.It's a good way ___ cool.
Summer is coming again.Mang stuends ___ swimming.It's a good way ___ cool.And it's also good for our health.But sometimes it's very ___ because some students are not always ___ others or they don't swinin a ___place.They slways think ___is around them and ___will happen to them.Then some people ___ their lives when they were they were swimming.So we should ___make it alone when we plan to swim.If everyone remembers this swimming ___safe.Let's enjoy swimming and keep sate!