题目

 Dr Sun Yat-sen had ______ for the independence of the country and happiness of the people in all his life.    A. hungered            B. struggled                    C. longed                      D. thirsted 答案：B南亚次大陆北部的地形主要是 [     ]A．喜马拉雅山脉               B．恒河平原C．印度河平原                 D．德干高原