第二部分 英语知识运用（共两节，满分45分）
第一节 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。
21. Obama, ________ president of the USA, won ________ Nobel Prize for Peace in 2009.
A. 不填；a B. 不填；the C. a；the D. the；a
35. The plant is dead. I ______it more water.
| A．will give | B．would have been | C．must give | D．should have given |
34. There is a 20-minute parking ______here, so we must get back to the car very quickly.
| A．freedom | B．limit | C．allowance | D．Ability |
33. The company was named Gates Hall ______ a man named James Gates.
| A．in need of | B．in search of | C．with the help of | D．in memory of |
32. In the end I lost my ______ and shouted at her.
| A．character | B．manner | C．benefit | D．Patience |
31. Lewis was much admired ______ his work on the advanced medical research.
| A．on | B．in | C．for | D．With |