copier is warming up

copier is warming up 教案中warming up The climate is changing.The earth is warming up.这句子怎样改成一般现在时? in the warming up session. what is global warming? what is global warming? warm-up 与 warming up 的区别? 翻译：what is global warming? 英语 必修五 unit 1 warming up 3020机出现warming up怎么办 warming warming warming it is cold outside,let us make a fire ---- ourselves up.A warm B warming C warmed.选什么.WHY it is cold outside,let us make a fire ---- ourselves up.A warm B warming C warmed.为什么 What is the longest distance around the world?高二下册12单元WARMING UP的第7题 第4题是warming up还是 warm up Could you tell me where the copier is,please?这Could you tell me where the copier is,please?这里的could能换成can嘛,为什么要用could呢?