“两个黄鹂鸣翠柳，一行白鹭上青天。”这句诗体现了野生动物资源的[ ]
A．研究价值
B．美学价值
C．仿生学价值
D．繁殖发育价值
答案：B
Ten years ago the population of our village was _________ that of theirs.
A．as twice large as
B．twice as large as
C．twice as much as
D．as twice much as
为什么说孔子是中国古代杰出的教育家？
