Turn off the switch ________ anything goes wrong with the machine.A.while B.whether C.when D.unless.为什么不选A呢?A和C都表示同时,有什么区别呢.As we ofen see,more people work best in taks alone,_____others work best in groups.A.when

SWITCH OFF THE turn a switch on or off please turn the key switch off,then press ok的意思 turn on the light switch. turn on the light switch. 英语翻译Maintenance switch detected in the “on”position.Power off the server and turn switch to the “off”position.这是个计算机主板设置语句, switch off 和 turn off 的用法有不同吗? switch off与turn off有什么区别 switch the TV off和switch off the TV区别 Switch Off The Moment 歌词 英语翻译1.Never turn your computer off with the power switch until Windows has shut down.翻译 turn off和switch off有区别吗,是否都仅用于电器.当然还有turn on和switch on. Turn off the Turn off the radio Turn off the Turn off the shoes. （英完成句子）离开课室时请关灯.Please_______ ________ the lights when you leave the classroom.我看到答案是 turn off 请问switch off Switch the tap off同义句