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。
21. Keats died at ___ very young age in the nineteenth century, which was ____ great time for romantic poetry.
A. a; a B. the; the C. the; a D. a; the
22. All the rooms are air-conditional and beautifully decorated, thus ________ a warm and comfortable atmosphere.
A. to create B. create C. creating D. which create
