— I rang the bell for a long time last night, but no one opened the door.— Oh, the family __________ a party and they didn’t hear the bell.

Attention, please. Sorry to tell you the flight has to be ______because of the heavy snow.

—Allen, your bedroom is in a mess.—Sorry, Mum. I’ll ______ my things at once.

 --- Are you worried when your son often plays computer games? --- Yes. I think playing too many computer games ______ on teenagers.

—Do you like swimming in winter?—Of course. The water         a bit cold at first，but then I am warm and full of energy.