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。
1. Mr. Chen is _____ generous man. He has donated a lot of money to people in need.
A. a B. an C. the D. /
2. I _____ walk to school. But this morning I took a bus because I got up late.
A. never B. hardly C. seldom D. usually