【题目】Many people believe that hunger is only a problem in the developing countries. , it is a problem all over the world.
A. For one thing B. In addition
C. As well D. On the contrary
在线课程【答案】D
【解析】试题分析：短语辨析。A一方面；B而且；C也；D恰恰相反；句意：很多人都认为饥饿只是发展中国家的问题，恰恰相反，它是一个全世界的难题。根据句意说明D正确。