下列过程属于物理变化的是（） A．石油的分馏 B．石油的裂化 C．煤的干馏 D． 发布时间：2017-07-29 17:51 │ 来源：www.tikuol.com 题型：选择题 问题： 下列过程属于物理变化的是（ ）A．石油的分馏B．石油的裂化C．煤的干馏D．乙烯聚合
题型：选择题 短文改错。 Yesterday my English teacher asked each student write a composition title "The Greatest Achievement of My Life". I am not sure how to write about it. I've thought itover for a long time. I have done a great deal things. Coming to America, get a job and meeting new people were myachievement. I think my greatest achievement was learning English. Though sometime I don't understand everything people are saying, but each day I get better and better. I told my teacher this was difficult composition to write. Above all, it is hard to measure everything you have done. 1______2______3______4______5______6______7______8______9______10______ 查看答案