Is this lion or elephant?A. a anB. an aC. the anD. a the

问题补充：

Is this lion or elephant?

A. a, an

B. an, a

C. the, an

D. a, the

答案：

(答案→)A. a, an

B. an, a

C. the, an

D. a, the

解析：句意：这是一头狮子还是一头大象？a lion一头狮子,an elephant一头大象,元音音素发音，故选A