第I卷（客观性试题共55分）
Ⅰ. 单项选择。（共20分，每小题1分）
1. Jack was born ______July fourth, 1982.
A. in B. on C. for D. at
2. ____ the weather is today!
A. How a B. How C. What a D. What
3. —Open the window, please. —Certainly. Which one? _______ beside the door?
A. One B. The one C. Ones D . The ones
4. The teacher came into the classroom ____ a book in his hand.
A. from B. and C. into D. with
5. ______ that singer sounds terrible, his songs are very popular.
A. Unless B. If C. Though D. Because
