A. It has 300 soldiers in all. B. It will be sent to Darfur. C. It is to protect refugees from attacks. D. It is to establish order in Sudan and Cha 参考答案:D 答案解析:[听力原文]23-24 African Union Chairman Olesugun Obasanjo says the small AU peacekeeping forces be
第29题: [单项选择]Turning cultivated land back into forests or pasture is a fundamental way to stem soil ______ and desertification in the long run. A. erosion B. depletion C. violation D. delusion 参考答案:A 答案解析:句意:从长远来看,退耕还林或退耕还牧是阻止沙漠侵害和沙漠化的基本途径。 erosion侵害,侵蚀;depletion损耗;violation违背,妨碍;delusion错觉。