镫骨性耳硬化病灶可累及（）。
A.蜗窗
B.半规管骨壁
C.内耳道
D.前庭窗
E.耳蜗底
参考答案：D
根据句意完成已给出首字母的单词。将每个完整的单词写在各小题右边的横线上。
小题1:My sister works very hard, so she is b________ at her lessons than me .
小题2:You can learn more i________ about our club on the internet.
小题3:It r______ very hard last Sunday, so we didn’t go to the park .
小题4:--“Mum, I ate two apples ,and I want to eat a________ one . ”
--“OK. ”
小题5: My sister got lots of g______ on her fourteenth birthday.
