ПОМОГИТЕ на чертычках поставить какието слова вариантов слов нет It is _______to use a…

ПОМОГИТЕ на чертычках поставить какието слова вариантов слов нет It is _______to use a computer if you follow the rules.You shouldn't sit too_______to the screen.You should rest your_____on something.keep your elbows at the same _____as the keyboard and stop often to_____.You should_____with your back straight.You should_____your arms.legs and neck.