根据耳硬化病灶发生的部位，可将耳硬化分为________和________。
参考答案：镫骨性耳硬化 耳蜗性耳硬化
A．(A) If you are hungry, you’d better go to the nearest supermarket.
B．(B) Few American consumers would choose to go shopping in Wal-Mart.
C．(C) In 2006, shopping over the Internet rose by 28 percent.
D．(D) In 2005, about $14 billion of goods were bought over the Internet.
柔性支护
