Yellow jackets number among the 900 or so species of the world’s social wasps, wasps living in a highly cooperative and organized society where they consist almost entirely of females—the queen and her sterile female workers. A. wasps living in a highly cooperative and organized society where they consist almost entirely of B. wasps that live in a highly cooperative and organized society consisting almost entirely of C. which means they live in a highly cooperative and organized society, almost all D. which means that their society is highly cooperative, organized, and it is almost entirely E. living in a society that is highly cooperative, organized, and it consists of almost all
答案是B,可是我怎么都弄不明白为什么要重复两个wasps。。。 望高人指点~ |