一、单选题（共 20 道试题，共 100 分。）V
1. They drank, ______ and danced all night.
A. sang
B. sing
C. sung
D. singing
满分：5 分
2. When asked about his holiday plans, he gave a quick ________.
A. function
B. attitude
C. pursuit
D. outline
满分：5 分
3. I spent two years ______ this house.
A. build
B. to build
C. is building
D. building
满分：5 分
4. Tom ____ his lessons from seven to eight last night.
A. had done
B. was doing
C. were taken
D. had been taken
满分：5 分
5. ______ we need more practice is quite clear.
A. If
B. What
C. That
D. /
满分：5 分