Cindy is amazing singer. She has lots of fans.A. aB. anC. theD. /

问题补充：

Cindy is amazing singer. She has lots of fans.

A. a

B. an

C. the

D. /

答案：

A. a

(答案→)B. an

C. the

D. /

解析：本句的含义为辛蒂是一位令人感到惊讶的歌手，表示类别用不定冠词a或an，元音音素前用an，辅音音素前用a，amazing第一个音为元音音素，故本题选B。