What should you do when you're sick?, What must you do at school?, What do you have to do at home?, You ...................... cook dinner because we're going out for dinner tonight., You ...................... do that! It's dangerous!, What things can't you do at school?, What shouldn't you do after a big meal?, What do you have to do before you go on a holiday abroad?, We .......................... wear a uniform. We can wear casual clothes., You ...................... speak English in class!.

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