一、单项选择(40分，每小题2分)
1. —Do you think Ben is _____ honest boy?
—Yes. And that is why he was chosen _____ monitor of my class.
A. a; a B. an; / C. the; the D. an; the
2. We found _____ very comfortable to sleep on the newly-bought bed.
A. it B. that C. this D. its
3. Alice had a wonderful time yesterday, ______?
A. hadn’t she B. wasn’t she C. didn’t she D. wouldn’t she
4. ______ we deal with our problems, we can become unhappy.
A. Unless B. Until C. Though D. Whether
