⑴ U.N. Office for the Coordination of Humanitarian Affairs chief Stephen O’Brien
warned that more than 20 million people face starvation in Yemen, Somalia, South
Sudan, and Nigeria, in what he says is the largest humanitarian crisis since 1945. The
concurrent famines have a common, disturbing theme: they are man-made, precipitated
by conflict and perpetuated by political jockeying.(15 分)