----- Nội dung dịch tự động từ ảnh -----
13. You
trip.
A. takes
14. You
_all necessary things along with you before you start your
C. must take
_be late for school. It's against the school regulations.
С. сcan
_take a lot of warm clothes when you go to Sapa in winter.
С. can
B. won't take
D. mustn't take
A. must
B. mustn't
D. can't
15. You
A. must
B. mustn't
D. can't
16. Ba Be lake is the
A. large
17. I walked too much. I need to put a
_lake in Viet Nam.
B. larger
C. largest
D. tallest
on my foot.