Please wash your hands ______meals .填介词

Please ( )(wash) your hands now Please wash your hands b_____ each meal. 英语翻译Eat your vegetables .Wash your hands.Always say “please” wash your hands before meal,please改为否定句 Take your hands（ ）of your pocket 填介词 You ( ) wash your hands () dinner Please wash your hands before supper .They are d____.（今晚就要） Dont let germ win the war,please wash your hands before digg Your hands are so dirty.Go and wash them in the b_______.里面填 Your hands are too d_____.Go and wash them.咋填? Go to wash your hands ;they are very d________.怎么填 you _____ wash your hands first.