一、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。
1. — Doctor, I feel so nervous.
— . It’s just a small operation.
A. No way B. Take it easy C. That’s right D. All the best
2. He bought his girlfriend diamond ring, but he was told that diamond in that ring was an imitation glass.
A. a; the B. a; / C. the; a D. /; the
3. He is in deep sorrow, so it is not a(n) time to mention the subject.
A. evident B. typical C. appropriate D. wonderful
4. Among all the clothes in the store, the cotton skirt appealed to her .
A. in all B. in particular C. in time D. in advance
