一、 单项选择（共15小题；每小题1分，计15分）
从下列各题A、B、C、D四个选项中，选择一个能填入题干空白处的最佳答案。
1. ---Excuse me, is there ________ book by Mo Yan?
---Yes. It’s on _________ bookshelf over there.
A. a; / B. a; the C. /; the D. the; a
2. ---How long have you lived in the new flat?
---________ 2010.
A. In B. After C. Since D. Before
3. ---Wow! You’ve got so many clothes.
---But ________ of them are in fashion now.
A. all B. both C. neither D. none
4. If I am wanted in the telephone, ask him to leave a _________.
A. message B. letter C. diary D. sentence
