—Who’s the girl in red?—Sorry I don’t know . — is a new student.A. she; SheB. her; SheC.

问题补充：

—Who’s the girl in red?

—Sorry, I don’t know . — is a new student.

A. she; She

B. her; She

C. her; Her

D. she; Her

答案：

A. she; She

(答案→)B. her; She

C. her; Her

D. she; Her

解析：此题考查的是人称代词，因答语中know是实义动词，故其宾语要用人称代词的宾格。做主语时要用主格，又因the girl是女孩，故用she，故选B。