Manypeoplebelievethathungerisonlyaprobleminthedevelopi...

問題詳情：

 Many people believe that hunger is only a problem in the developing world. ________, it is a problem all over the world.

   A. As a result        B. On the contrary     C. In addition          D. For another

【回答】

B

知識點：介詞

題型：選擇題