Choose the correct answer

12............. is that ? It's my teacher.

A. What            

B. Who           

C. Where           

D. How

13. Does she like sandwiches ?......................

A Yes, she do         

B. Yes, she is            

C. Yes, she does          

D. Yes, she like

14. This is Mai.............. mother is a doctor.

A his            

B. she          

C. her           

D. his