A great many teenagers became ________ playing computer games，wasting their precious time.

A．accustomed to       B．addicted to

C．used to    D．due to

Was it ______ he was playing volleyball on the playground_________ he got hurt?

Last Sunday morning when I got up, to me great surprise,  1.___________

I found that we had a big snowfall. I was very excited because       2.___________

it was a long time that I had ever seen such a heavy snowfall.        3.___________

So I decided to call my friends to go out to play snow together.     4.___________

We made up some snowmen and rolled some snowballs              5.___________

and we enjoyed the fun of playing fighting games. Just then              6.___________

we noticed that the buses and cars move very slowly               7.___________

because the heavy snow. So we went to clean the snow so as to      8.___________

help the traffic go safely. After the all morning’s hard work,              9.___________

we cleaned the snows on the road, and we went home happily.      10.___________

Jill couldn't resist ________ jokes on his partner.

A．to play    B．playing

C．play        D．played

It is helpful for children to form a good habit by asking them to _____ all the toys after they finish playing.