题目

The boy the teacher considered ______ was caught ______ in the exam, which surprised us very much.        A. to be the best; cheating                                 B. as the best student; to cheat        C. being the best; cheating                                 D. as a good student; to cheat 答案：A东北的长白山分布着完整的从温带到极地的植被景观，其原因主要是①地处温带季风气候区，降水丰富 ②相对高度大，水热垂直变化显著 ③开发历史早，人类培育大量树种 ④纬度跨度大，自然带类型丰富A. ①②B. ③④C. ①③D. ②④