一. 单项选择 (10分)
从A、B、C三个选项中，选出最佳选项。
( )1. —Is Mike _______ Australian boy?
—No, he’s from England.
A. / B. a
C. an
( )2. I usually go to bed _______ 11:00 pm _______ Friday evening.
A. on; on B. at; on
C. in; in
( )3. Mary _______ to see her favourite actor at the theatre.
A. hopes B. learns
C. knows
