第一部分 单项填空（共15小题，每小题1分，满分15分）
从每题所给的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.________ in his work, Tom simply forgot food and sleep.
A. Absorbing B. Absorb C. Absorbed D. To absorb
2.__________ some coins ,I think there are only 10 dollars left in my pocket.
A. Rather than B. Apart from C. Instead of D. In addition
