1. I was born in ____ warm family. A. A B. An C. The
2. Our effort is good to ____ environment. A. A B. An C. The
3. If I were you I would take ____ opportunity to talk to your boss today. A. A B. An C. The
4. ____ more you read ____ smarter you are. A. A B. An C. The
5. He was here ____ hour ago. A. A B. An C. The
6. ____ bat hangs itself to the tree when resting. A. A B. An C. The
7. She is ____ only one that I love. A. A B. An C. The