一、单项项选择(共30分,每小题1分) ( )1. We must run, _____ we will miss the train. A. so B. otherwise C. though D. but ( )2. My brother bought a computer yesterday. He wants to learn to use it to help himself get ______ than before. A. much organized B. little organized C. more organized D. organizeder ( )3. It is necessary _______ you _____ English as often as you can. A. for ;to read B. of ; to read C. to ; to reading D. of ; reading