Bus drivers can not smoke or drink___ driving.此空when和while都可

drivers __wear seat belts while driving .A.need B.can C.must when和while的区别：when是否可代替while please take care when driving or riding oin a car so you can Please take care when driving or riding in a car so you can Do not rush or push when you get on or off the bus 第三人称单数请问He can not swim. 和 He does not smoke. swim和smoke 后面为 Ok,when I want to smoke,I__smoke.A.can't B.couldn't C.am not drivers --- wear the safety belt when driving this is the tr Reminded not to drive after driving,some drivers are still t for your safety do not watch while driving for your safety do not watch while driving译成中文 The drivers can turn right when the light is