It is important to stand in line when you wait for a bus改祈使句

问题描述:

It is important to stand in line when you wait for a bus改祈使句

It is important to stand in line when you wait for a bus.改祈使句
Stand in line when you wait for a bus.
当你等车时,要排队.还要个否定的Don't cut in line when you wait for a bus.等车时,不要插队。