一、单项填空 （共15小题；每小题1分，满分15分）
从A、B、C和D四个选项中，选出可以填入空白处的最佳选项。
1. —What do you usually have for _________breakfast, Mr. Green?
—Two pieces of bread and a glass of milk.
A. a B. an C. the D. 不填
2. When Steve Paul Jobs died at his California home around 3 p.m. _________ October 5, 2011, the world mourned the loss of a great inventor.
A. in B. by C. at D. on
