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Trắc nghiệm: It was CFCs.(A) which were used (B) in aerosols. refrigerators and solvents. which (C) made the dangerous hole in the ozone layer over (D) Antartica. | Gửi trắc nghiệm |
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It was CFCs.(A) which were used (B) in aerosols. refrigerators and solvents. which (C) made the dangerous hole in the ozone layer over (D) Antartica.
" có trong những liên kết dưới đây, nhấp chuột để xem chi tiết:Mark the letter A, B, C, or D on your answer sheet to indicate the underlined part that needs correction in each of the following questions. It was CFCs.(A) which were used (B) in aerosols, refrigerators and solvents, which (C) made the dangerous ... (Tiếng Anh - Lớp 12)
Tôi yêu Việt Nam - 02/09/2024 14:07:43
Thưởng th.11.2024
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