用a和an填空

1.This is       ear．That is       egg．

2.一What’s this?一It’s        apple．

3.一Is this       English book?   一No, it isn’t．

4.一What’s this in English?    一It’s        bike．

5.一Is it        orange?    一Yes, it is．

一_______ is your home from school?

一Two kilometers．

一Is Mrs Black really badly ill?
一______．she's  in hospital．

 一______ is your father?

  — A bank clerk. He works in a bank near my home.

   A. Where         B. How          C. What             D. Which