Ⅰ. 单项选择(每小题1分，共15分)
( ) 1. There is _____ “t” and _____ “a” in _____ word “mountain”.
A. a; an; a B. an; a; the C. a; an; / D. a; an; the
( ) 2. This did not prevent him _____ working on the following day.
A. from B. to C. in D. with
( ) 3. A few days later he told me a piece of exciting _____.
A. letter B. news C. report D. words
( ) 4. Ben has been here for several days, and he will stay here for _____ more days.
A. few B. little C. a few D. a little
( ) 5. Smoking is _____ to your health. So stop it as soon as possible.
A. fresh B. natural C. healthy D. harmful
