选择题（共40分）
一、单项填空（共15小题；每小题1分，满分15分）
从A、B、C、D四个选项中，选出可以填入空白处的最佳选项，并在答题卡上将该项涂黑。
1. Even in winter, the temperature in Hong Kong is always _______________ zero.
A. above B. below C. over D. under
2. It doesn’t matter that you make a few mistakes in the exam. But I hope you can avoid _______________ next time.
A. it B. them C. you D. me
