在你分开之前,把灯关掉。
I wanted to see her so I said, "Mom, could you please switch on the light?"我很想看到她,于是便说:“妈妈,您能把灯打开吗?”
Electricity is such a part of our everyday lives and so much taken for granted nowadays that we rarely think twice when we switch on the light or turn on the radio .电在我们的日常生活中所占的地位是如此重要,而且现在人们认为电是想当然的事,所以我们在开电灯或开收音机时,就很少再去想一想电是怎么来的。