Mrs. Black doesn't believe that her son is able to design a digital camera,____? A. is he B. isn't he C. doesn't she D. does she
A.A
B.B
C.C
D.D
正确答案是D
Mrs. Black doesn't believe that her son is able to design a digital camera,____? A. is he B. isn't he C. doesn't she D. does she
A.A
B.B
C.C
D.D
正确答案是D