知识问答
最佳答案:I came across a old classmate whom I have't seen for 20 years..
最佳答案:Dear Tom,I'd like to say hello to my old firend first.How's everyting going?It h
最佳答案:Yesterday I met a friend not seen for years in the street, he has undergone grea
最佳答案:化单比为连比;小明:小强=2:3=8:12小强:小刚=4:5=12:15.(通过小强搭桥,把两个比中小强项化成相同);小明:小强:小刚=8:12:15;8+12
最佳答案:Yesterday I met an old friend.I had not seen him for a long time,so I invited hi