What about bike?- Don’t you think it all right to buy him that bike as birthday g

问题补充：

--- What about bike?

--- Don’t you think it all right to buy him that bike as birthday gift?

A. the, a

B. a, a

C. a, 不填

D. 不填, the

答案：

(答案→)A. the, a

B. a, a

C. a, 不填

D. 不填, the

解析：本题考查冠词。the bike特指下文的车，as a birthday gift作为一件生日礼物，故选A。