15. Another feature in northern cuisine is in winter all family members gather around a big hotpot
_there is a combination of seasoned broth, vegetables and meats.
C. which
A. when
B. in which
D. what
Đáp án của bạn: B 
16. Your body uses calcium to build healthy bones and teeth,
B. remain
them strong as you age.
D. keep
А. сare
C. continue
Đặp ăn của bạn: C
17. If you pay a visit to Hue, you should once visit Lang Co beach where you can have the most relaxing
time and admire the natural beauty of_
A. views
B. sights
C. landscapes
D. panoramas
Đáp án của bạn:D
18. My little brother is three. He eats with
В. any
plastic spoon.
C. a
A. an
D. some
Đắp ăn của bạn:A
19. Eight o'clock is
А. а - Ф
good time to phone Nick: he's always at home in
С. Ф-the
_evening.
В. а - an
D. a - the
Đáp án của bạn:B
20. If children don't play sports, they
A. would have felt
_sleepy and tired.
C. will feel
B. had felt
D. would feel