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Hey, can you help me because i dont know english
• Rewrite the sentences, using must/have to/ should/ ought...
1) I think it's a bad idea to play
computer games for hours.
You shouldn't play computer
games for hours.
2) It's a good idea to set the volume
on your MP3 player at a low level.
3) It's forbidden to enter the
computer lab.
4) You don't need to pay in cash.