考点一： 不定冠词
【经典习题】
( ) 1. — Do you know David?
— Yes. He is university student. He likes sports and runs for hour every morning.
A. a; a B. a; an
C. an; an D. an; a
( ) 2. — Have you ever seen the film Paddington?
— Yes. It’s so interesting that I want to see it second time.
A. the B. a
C. / D. an
( ) 3. It’s a sunny day today. Let’s go for walk, shall we?
A. a B. an
C. the D. /
