您还没有登录,登录以后才可以查看答疑和进行提问。
1
评分
1
浏览
他不是有competitive advantage然后成为了dominance嘛?说明他确实有影响其他植物呀,为啥选B(没影响呢)
另外这片文章是不是说,食草恐龙invent了flowering plant。因为他比其他植物低,后来的Cretaceous恐龙就吃它并把他吃得很短(near ground),但flowering plant生长繁殖很快,就恢复了并成为主导植物。但是有人说是因为有些恐龙不吃它,所以他存留下来。另外也不一定发生在Cretaceous
最热提问
-
If the information provided is true, which of the ......
-
x, y, and z are consecutive integers. x<y<z Qu......
-
The following appeared in a memorandum from the ma......
-
Partly because of Lee’s skill at synthesizing (i......
-
It can be (i)_____ to read Margaret Fuller’s tra......
-
Considering how difficult it is to prove or dispro......
-
There has been much hand-wringing about how unprep......
-
Even in this business, where _____ is part of ever......