You must not talk ( )your phone when you are having a class
You must not talk ( )your phone when you are having a class
You must turn off your cell phone when you take a plane同意句
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改为否定句
Then i talk to you when your phone is fixed
We are having a class,you must stop ( ) music.A.listening to
_____ class are you having?We are having an English class A
When you are trveling in the U.S.A,you must try to make your
When you are( ),you must balance your feeling.A.tired B.sick
you are silly not------- your car.A.having locked B to have
try to look n——when you are giving a talk.do not be nervous
you should try __ in class.A to not talk Bnot to talk C not