You should write down what we must and mustn't do at the table.
1. We ... speak with our mouth full
2.we ... put the table napkin on our knees
3.we ... reach across for the salt
4.we ... use the fork and knife properly
5.we ... put our elbows on the table
6.we ...wave the knife or fork in the air
7.we ... eat noiselessly
8.we ... wash our hands before we eat
и делаю как лучший ответ
1.mustn't
2 must
3 mustn't
4 must
5 mustn't
6 mustn't
7 must
8 must