When I grow up I want a football player.A. beB. to beC. amD. are

问题补充：

When I grow up, I want a football player.

A. be

B. to be

C. am

D. are

答案：

A. be

(答案→)B. to be

C. am

D. are

解析：want 后接动词不定式，want to do sth ，而本题后的词组为a football player，不能相当于动词，故加be动词原形，故选B