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Hello,boy and girls.Today l'd like to talk about something about swimming.Swimming is very 1.p_______ in summer.People like it 2.b______ water maker them feel cool.If you 3.l_______ swimming in the river or sea,it may not be safe.ln recent years,about ten thousand people died while they were enjoying 4.t_______ in the water and most of them were students.But some people are still not careful when 5.s________.They often think they can swim so well 6.t________ nothing can happen to them,in the water.Now summer is 7.c________ again.lf you go swimming in summer,don't 8.f_______ that even good swimmers may die in the water.They died because they were not careful,not because they couldn't swim.So don't get into the water 9.w_______ you are alone.lf there is a “No swimming”sign,don't get into the water,10.e________.lf you remember these,swimming 11.m________ be safer.