A. develop types of fruit trees that will resist disease B. extend the area of land fit for cultivation C. remove or flatten out the tops of hills D. provide food for farm animals 参考答案:B 答案解析:[试题详解] 文章最后一个自然段第一句话:So the WFP staff are responsive to requests from governments who want initial h
第32题: [单项选择]股四头肌()。 A. L2 B. L3 C. L4 D. L5 E. S1 参考答案:B