第一节：单项选择（每小题0.5分）
1. ______ to sunlight for too much time will do harm to one's skin.
A. Exposed B. Being exposed C. Having exposed D. After being exposed
2. He suggested to Tom that he ______ the problem another way, and his expression
suggested that he______.
A. should solve; agreed B. solve; agree C. solved should agree D. solved; agreed
