工作面支柱要打成直线,其偏差不超过()液压支架成直线(超前架成一条线,偏差不超过50mm
参考答案:±100mm
读“我国东部某城镇周围农业布局图”,若在A、B、C、D四处发展小麦、乳牛、水果、花卉生产,那么与字母顺序相对应的是
A.水果、乳牛、小麦、花卉 B.花卉、乳牛、小麦、水果
C.乳牛、花卉、水果、小麦 D.花卉、水果、小麦、乳牛
I don't think she is a nice woman; I am _____ her empty talk.[ ]
A. grateful for
B. tired of
C. crazy about
D. concerned about