Then over in Germany at the Max Planck institute, theres another biologist called Caterina Miranda whos done some experiments with blackbirds living in urban and rural areas.
1. The structure of this animals brain gives no______ that it is any more intelligent than others.A．indicationB．indexC．hintD．implication是选A还是C呢？网上有选A也有选C的。2. A child hears his mothe...
A man may usually be known by the books he reads as well as by the companies he keeps, for there is a companionship of books as well as of men.书上的句子。1）是否应该by the company he keeps, 复数使用...
This primitive form of vegeculture (cultivation of root and tree crops) may have been the economic tradition onto which the cultivation of summer rainfall cereal crops was grafted as it came into use...