引起妇女腹部膨隆的常见原因有:
①腹膜后巨大肿块;
②过度肥胖;
③腹水;
④巨大的卵巢囊肿
A.①②③
B.①③
C.②④
D.④
E.①②③④
参考答案:E
某种商品的进价为800元,出售标价为1 200元,后来由于该商品积压,商店准备打折销售,但要保证利润率不低于5%,则最多可打 ( )
A.6折
B.7折
C.8折
D.9折
-Which city has _________population, Beijing, Guiyang or Xingyi?
-XIngyi, of course.[ ]
A. the largest
B. the smallest
C. the most
D. the least