You must turn off your cell phone when you take a plane改为否定句

You must turn off your cell phone when you take a plane改为否定句 You must turn off your cell phone when you take a plane.改为否定 You must turn off your cell phone when you take a plane同意句 You should turn off your mobile phone when the plane _______ when the plane take off ,you（ ）use your mobile phone Take off your coat.（改为否定句） ＿＿＿＿take off you 改为否定句Could you please turn off the TV Do you have lost your privacy when you have a cell phone 英语翻译Take Them Off!You need to know when to turn your MP3 off You must turn off the radio when you do your homework.被动 turn right when you see the school.改为否定句 求一篇英语作文 Turn off your cell phone"