Unit8重点短语归纳与练习

摘要

【用法讲解】1．turnonturnon通常指“打开（灯、水源、暖气）”等，其反义词组为turnoff“关闭”。如：He turned on the computer and got online.他打开电脑，然后上网。Turn off the light before you leave.离开之前请把灯关上。拓展：turn相关短语：turnup把（音量等）调大；turndown把（音量等）调小。