1 The major cause/ water pollution/ Vietnam/ be the weakness in industrial waste management. 2 Many factories/ use fresh water/ carry away waste/ their plants/ canals, rivers, and lakes. 3 Most/ them/ not have a wastewater treatment system. 4 Industrial waste/ ... / do their laundry, wash dishes, and bathe,/ then they/ thro the dirty water that contain detergent/ shampoo directly into them.
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17 tháng 1, 2020
trong Tiếng Anh lớp 8