1. — Be careful when you cross the street. There’s so much traffic.

 —        .

A. Yes, I do         B. Yes, I will    C. Of course, I can manage    D. Surely, don’t worry

2. Dr. Peter Spence, _______ headmaster of the high school, stated that _______fifth of adolescents would go to study at top-five universities like Cambridge and Oxford.

A. the, the                B. /, a                 C. /, the               D. a, a