You can listen to BBC or VOA news if you want to improve your listening.
如果你想提高听力,你可以听英国广播电台或美国之音的新闻节目。
Yes, and we must stop people walking on this floor until it's firm. It may be necessary to put up a notice saying Keep off. Another thing, we' ll have to drill a hole in the wall for the electric wires.
是的,因此在地板牢固前,我们必须防止人们从地板上行走。可能还需要竖一个布告牌,写上“不得践踏”。还有,我们必须在墙上钻一个电线孔。