What your sister want ?A. do; to beB. does; to be C. does; beD. do; be

问题补充：

What your sister want ?

A. do; to be

B. does; to be

C. does; be

D. do; be

答案：

A. do; to be

(答案→)B. does; to be

C. does; be

D. do; be

解析：根据备选答案，可推知，时态为一般现在时，因为主语为your sister为三单形式，故用助动词does，同时，want后接to do sth，故选B