Trắc nghiệm: Most of the air pollution results ______ the burning of fossil fuels. motor vehicles. factories. aircraft and rockets. | Gửi trắc nghiệm |
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Most of the air pollution results ______ the burning of fossil fuels. motor vehicles. factories. aircraft and rockets.
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Phạm Minh Trí - 06/09 20:45:02
Most of the air pollution results ______ the burning of fossil fuels, motor vehicles, factories, aircraft and rockets. (Tiếng Anh - Lớp 12)
Nguyễn Thị Sen - 02/09 17:35:55