填空题
To space biologists, the tropics are either cradles of diversity or ______.
【参考答案】
museums of diversity
点击查看答案&解析
<上一题
目录
下一题>
热门
试题
填空题
Dr Pagel studied 122 family trees in that there were more genetic changes in them.
点击查看答案&解析
填空题
The bivalve lineages were forced out of tropical regions.
点击查看答案&解析
相关试题
Two years later, the owner of the...
I liked the English teaching more ...
Then we had a baby and I wasn’t...
agency
We had hardly gathered in the whea...