一. 选择题（本题共15小题；每小题1分，满分15分）
1. We had _______ 7-day holiday during the National holidays, but some of us felt unhappy because of _________heavy traffic on the highways.
A. an, the B. a, the C. a, a D. an, a
2.—What do you think of Jane?
—She is to be a good teacher.
A. patient enough B. too patient C. enough patient D. so patient
3. My close friend felt unhappy, I wanted to send her a(an) _______ card to cheer her up, but there was ______ left in the shop.
A. red, anyone B. blue, no one C. orange, none D. orange, nothing.
