Question 10. Nga speaks English very well, ________?
    A. does she    B. doesn’t she    C. is she    D. was she
Question 11. John has bought a dictionary, ________?
    A. does he    B. did he    C. has he    D. hasn’t he
Question 12. They met him at the party last night, ________?
    A. do they    B. don’t they    C. did they    D. didn’t they
Question 13. They are going to do the test tomorrow, ________?
    A. do they    B. are they    C. aren’t they    D. did they
Question 14. I’m short, ________?
    A. am not I    B. aren’t you    C. are you    D. aren’t I
Question 15. No one is in this room now, ________?
    A. is one    B. isn’t one    C. is he    D. are they