选用方框中的词语，并用其适当形式填入短文。
Interesting,both,a visit,they,when,sport,thing,take,stay,no longer
Skin-diving is a new today.This sport takes you into a wonderful new world.It is like to the moon!When you are under water,it is easy for you to climb big rocks,because you are heavy.
Here,under water,everything is blue and green.During the day,there is enough light.When fish swim nearby,you can catch with your hands.
When you have tanks of air on your back,you can in deep water for a long time.But you must be careful you dive in deep water.
To catch fish is one of the parts of this sport.Besides,there are most uses for skin-diving.You can clean ships without them out of the water.You can get many from the deep sea.
Now you see that skin-diving is useful and interesting.
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