Swimming is very popular in summer. People like swimming in summer because water m______ people feel cool. If you like swimming and swim in a wrong place, it may not be safe(安全的). Last summer, more than ten people died
w______ they were
e_______ themselves in the water, and
m______ of them were students. But some people are
s_____ not careful in swimming. They often think they swim so well that
n_____ can happen to them in water. Summer is here again , if you go swimming in summer, don’t forget that better swimmers have died in
w______. They
d______ only because they were not
c______, not because they could not swim. So don’t get into water when you go swimming
y______, go with your teachers or your parents. If there are “No
S______” sign, don’t get into water, either. If you
r______ these, swimming will be safer.