I must 什么 the classroom first

The classroom must must i clean the classroom right now?No,you ( ) You must clean the classroom, you? 中间要填什么 I found this book when Icame to the classroom.It must must h I must call the science teacher first 英文翻译 I think the teacher must( )carefully in class first. I saw him go 什么 the classroom i got to the classroom first this moring .I found the door__ The students must keep the classroom ____everyday. I first began to feel sick when we went into the classroom. Don’t shout in the classroom.(同意句) I must finish my homework 根据汉语提示,完成下列句子 We must () the classroom()(保持...干净) I'm sorry