一、单项选择（共20小题，每小题1分，满分20分）
1. It is believed that travelling to Nanjing in _____ March is ______enjoyable experience.
A. /; the B. the; an C. /; an D. the; the
2. ----Where is my watch? I can’t find it.
----Don’t worry. It must be ______ in your room.
A. somewhere B. anywhere C. everywhere D. nowhere
3. ----Peter has good grades in all his subjects, but he never shows off.
----I agree. He is very ________.
A. easy-going B. imaginative C. modest D. generous
