Experience is believingIf you’d like to know what it ____ like to be a soldier in World War Ⅱ，____ the game “Brothers in Arms: Roads to Hill 30”

34 This is____ a difficult problem ____ all of us can’t work it out

The great use of school education is not so much to teach you things ___ to teach you the art of learning

Some people do not have enough to eat while some others throw away food just__________ its poor taste.

You should do your homework＿＿ watching TV.