Swimming is very popular in the world. Many people like swimming in summer, even in the other three seasons. Water makes people feel cool and swimming makes people keep fit.
If you swim in the wrong place, it may not be safe. A lot of people died when they were enjoying themselves in water, and most of them were students,. Now some people are not careful enough in swimming. They often think they can swim so well that nothing will happen to them in water. If you go swimming in summer, don’t forget that a lot of good swimmers have died in water. They died not because they couldn’t swim, but because of their carelessness. Don’t get into water when you are alone. If there is a “No Swimming” sign, don’t swim there. If you remember these , swimming will be safe and enjoyable（舒服的）。
______ like swimming in summer.

A．Few people	B．Lots of people
C．Only students	D．Only swimmers

Swimming can make people keep______.

A．clean

B．fat

C．healthy

D．thin

It’s  ______ to  swim  in  a  wrong  place.

A．wonderful	B．interesting
C．not safe	D．not careful

People died not because they couldn’t swim , but because of their _______.

A．careful	B．carefully
C．carelessness	D．careless

If you go swimming , you shouldn’t ______when you are alone.

A．get into water	B．die in water
C．swim too long	D．swim too badly