GRE Text Completion: JiJing 1373-GRE填空机经1373题 - Z9JZBYL28X7170V3A

Analysis of 47.5-million-year-old fossils from Pakistan has yielded fresh insights into the early ancestors of modern whales. For example, Maiacetus inuus was a land animal (i)____________ life in the sea. One Maiacetus inuus fossil encased a fetus positioned for a head-first delivery, which is typical of a land mammal and suggests the species gave birth onshore. But it probably spent much of its time (ii)____________: its big teeth were suited for catching fish, while its flipper-like feet must have been (iii)____________ walking. A. resistant to B. in the water C. incompatible with D. removed from E. fleeing from predators F. clumsy for G. adapted to H. protecting its young I. strengthened by