Chọn đáp án đúng và giải thích

----- Nội dung ảnh -----
A. better
8. Jane lives in London, so she can speak English __________ than us.
A. fluenter
B. more fluently
C. more fluently
D. the most fluently

9. Buildings in cities are much __________ than those in the countryside.
A. more tall
B. taler
C. more taller
D. taller

10. I used to live __________ when I was in my hometown.
A. more happily
B. more happy
C. happier
D. happier

11. Tony works hard; __________ he gets promotion every two years.
A. however
B. so
C. therefore
D. if

12. Lucy went to school late, __________ she got up late.
A. and
B. for
C. but
D. or

13. My father is watering the trees, __________ my mother is cooking in the kitchen.
A. so
B. and
C. or
D. or

14. It’s raining outside; __________ the kids are still playing in the garden.
A. however
B. therefore
C. otherwise
D. and

15. You have to fasten your seatbelt; __________ you will be fined.
A. however
B. so
C. or
D. otherwise

Exercise 6. Find and correct a mistake in each sentence.