第一节 单项选择（共20小题；每小题1分，满分20分）
从下列各题的A、B、C三个选项中，选出能填入题中空白处的最佳选项，并将其正确代号涂在答题卡的相应位置。
1. — How far is it from our school to seaside? — It is 8-kilometer walk from here.
A. the… a B. a… an C. the… an
2. —“Food Safety” has become one of the hottest topics recently.
—Yeah, it receives Internet hits (点击) a day.
