动物不能自己制造有机物,它们直接或间接地以植物为食,因而叫做____.
——Why do you like the movie?
——_________ it's very exciting.
下列有关对人体消化系统的描述中,不正确的是( )
______ earthquake happened on ______ morning of April 14th in Yushu, Qinghai. By far, over 2,000 people have died.