This is ___ father, ___a doctor, This is___bag.
A .
B 、
C 、
D 、
E 、 

⑴My mother is a nurse. A. 
⑵He is a policeman. B. 
⑶This is my sister. C. 
⑷My father is a doctor. D. 
⑸This is my grandpa. E. 
—
B .
—She is a________.