乳癌最早出现的症状是（）
A. * * 增大
B. * * 凹陷
C.无痛性肿块
D.橘皮样改变
E.两侧 * * 不对称
参考答案：C
_____ from other continents for millions of years, Australia has many plants and animals not found in any
other country in the world. [ ]
A. Being separated
B. To be separated
C. Having separated
D. Having been separated
手工会计信息系统与电算化会计信息系统的相同之处有哪些
