III. Circle the letter A, B, C or D to complete the passage below Air pollution is one of _________ (31) problems of the cur

III. Circle the letter A, B, C or D to complete the passage below
Air pollution is one of _________ (31) problems of the current time all over the world. There ___________ (32) a lot of reasons for this pollution. First of all, the release of air pollutants such as smog and solid materials cause air pollution and health issues ___________ (33) human. ___________ (34) dirty wastes in big cities are polluting the whole atmospheric air. Thirdly, motor vehicles are releasing polluted gases contributing to the air pollution. Finally, some natural ________ (35) like dust, soil particles, and natural gases are also the source of air pollution.
36. A. serious B. more serious C. the most serious D. serious than
37. A. are B. is C. being D. be
38. A. in B. of C. to D. with
39. A. Thirdly B. Secondly C. Fourthly D. Finally
40. A. pollutes B. pollutions C. pollutants D. polluting

1 bình luận về “III. Circle the letter A, B, C or D to complete the passage below Air pollution is one of _________ (31) problems of the cur”

  1. 36 C 
    – one of the + short adj – est + N (số nhiều,số nhiều)
    – one of the most + long adj + N (số nhiều , đếm được)
    37 A
    – reasons là danh từ số nhiều -> chia động từ tobe ở dạng số nhiều
    – Thì Hiện Tại Đơn : S + is/am/are + … 
    38 C
    – cause sth to sb : gây ra cái gì cho ai 
    39 B 
    – Xét câu trước có “First of all, the release of air pollutants such as smog and solid materials cause air pollution and health issues to human” -> Dùng Secondly phía sau 
    40 C
    – pollutant (n) : chất bẩn , chất gây ô nhiễm
    – adj + N (tính từ + danh từ) 

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