Составьте пожалуйста 10 предложений с глаголом must/musn't Пожалуйста! Очень нужно!

1)If you receive an invitation, you must reply2)You must arrive exactly on time3)You mustn't belch at the table4)In many countries, you mustn't use your finger to beckon somebody-it is very rude5)In Britain, if you are invited for a meal at somebody's home, you must take a gift.6)You must wear school uniform 7)You mustn't speak with food in your mouth.8)In many parts of Asia, you mustn't touch or pat somebody on the head9)You must clean your teeth every day10)In business emails, you must use colloquial language