Question

The biggest whale is ___ blue whale, which grows to be about 29 meters long—the height of ___ 9-story building.   

A. the; the              B. a; a                 C. a; the                D. the; a

Answer 1

D

解析:

第一空用the+n表示类别，是指blue whale 这一类动物；第二空用a表示泛指。