一. 单项选择 (每小题1分，共15分)
从每小题所给的四个选项中，选出可以填入空白处的最佳答案。
( )1. — Tina, did you go to ______ green school on Peace Street last week?
— Oh, yes. You should visit it some day.
A. a B. an
C. the D. /
( )2. Uncle Wang is trying ______ best to repair the car, but it just won’t start.
A. he B. his
C. him D. himself
