"The problem with hippos is, if you look at the general shape of the animal it could be related to horses, as the ancient Greeks thought, or pigs, as modern scientists thought, while molecular phylogeny shows a close relationship with whales," said Boisserie. "But cetaceans – whales, porp...
(body)of dead animals,including other hippos.答案(1)to.考查介词。句意:河马是原产于非洲的大型圆形喜水动物。此处考查 be native to. . .这一固定搭配,意为"原产于…..;土生土长于……"。故填to。(2)closely.考查副词。句意:"河马"一词来源于希腊语中的"水马"或"河马",尽管河马和...