Ha Noi city now is ____ than it was ten years ago.
A. as large
B. more large
C. much larger
D. the largest
42. This river now is much less ____ than before.
A. polluted
B. pollutes
C. polluting
D. pollution
43.On the festival, the zoo is always ____ with people, mainly children.
A. packed
B. had
C. full
D. stuck
44. My mother is a strong person. She stays_____ even in the worst situations
a.calm
b.healthy
c.tense
d.confident