Câu hỏi và đáp án bài nghe Test 4 section 4 - IELTS Cambridge 3 - Environmental Noise

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Questions 31-34

Write NUMBERS AND/OR NO MORE THAN FOUR WORDS for each answer.

31. Between what times is the road traffic lightest?
    ....................................................................................

32. Who will notice the noise most?
    ....................................................................................

33. Which day of the week has the least traffic?
    ....................................................................................

34. What will be the extra cost of modifying houses?
    ....................................................................................

Question 35

Choose the correct letter A-D.

The noise levels at the site can reach
A. 45 decibels.
B. 55 decibels.
C. 67 decibels.
D. 70 decibels.

Questions 36-38

Complete the table showing where devices used in reducing noise could be fitted in the houses.

Write:
W for walls
D for doors
C for ceilings

Example	acoustic seals	Answer: D
36	double thickness plaster board
37	mechanical ventilation
38	air conditioning

Questions 39 and 40

Choose the correct letters A-D.

39. Which is the correct construction for acoustic double glazing?

40. What is the best layout for the houses?

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Section 4, Questions 31-40

31. 7.30pm (to/and) 5.30am
    NOT 7.30 to 5.30
32. housewives // housewifes
33. Sunday(s)
34. (about) $25,000/twenty-five thousand dollars
    NOT 25,000
35. C // 67 decibels
36. C // for ceilings
37. W // for walls
38. C // for ceilings
39. D
40. C