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30. The city council plans to ___ infrastructure improvements.
A. hand down
B. carry out
C. get around
D. look after

31. Make sure to cook chicken ___ to avoid food poisoning.
A. properly
B. shortly
C. narrowly
D. especially

32. Unfortunately, this area has a ___
A. low noise level
B. high crime rate
C. clean environment
D. high safety level

33. The more invaluable world heritages are to humanity,
A. the more protected and preserving they are
B. the more they are protected and preserved
C. the more they have people protect and preserve
D. the more people make them protect and preserve

34. As the temperature, ___ water turns into steam.
A. Higher / faster
B. The higher / the faster
C. The more higher / the faster
D. The higher / the fast

35. The older you are,
A. the more you may become worried
B. the more worried you may become
C. the more worry you may become
D. you may become more worried

36. The more challenging the exercises are, ___ we feel.
A. the less bored
B. the least bored
C. the less boring
D. the least boring

37. The ___ you encounter failure, the more confident you are.
A. more frequently
B. as frequently
C. most frequent
D. more frequent

38. He spent a year in India and loves spicy food. ___ the food is, ___ he likes it.
A. The hotter/the more
B. The hotter/the more
C. The more and more hot the
D. The hottest/the most

39. ___ he drank, ___ he became.
A. More/more violent
B. The more/the more violent
C. The more/the more violent
D. The less/less violent

40. Earning money has always been the thing that pleases him most. ___ he becomes, ___ he is.
A. The more rich/the more happy
B. The richest/the happiest
C. Richer and richer/happier and happier
D. The richer/the happier

41. ___ you study for these exams, ___ you will do.
A. The harder/the better
B. The hardest/the best
C. The more/the much
D. The more/the better

42. My neighbor is driving me mad! It seems that ___ it is at night, ___ he plays his music!
A. the less/less
B. the less/less