标题: 求助OG12th-103 [打印本页] 作者: meckychen 时间: 2009-11-23 15:11 标题: 求助OG12th-103 Yellow jackets number among the 900 or so species of the world's social wasps, wasps that live in a hilghly cooperative and organized society consisting almost entirely of females-the queen and her sterile female workers.
请问这里的number among。。。wasps是什么意思呢？为什么不选A， wasps living in a highly cooperative and organized society where they consist almost entirely of ?