1. Water samples collected at these villages were seriously...............................with bacteria. (contaminate) 2. An ................ of agrochemicals is pesticides. (illustrate) 3. Contaminants are usually ........................... to aquatic plants. (poison)
2 câu trả lời
1. Water samples collected at these villages were seriously contaminated with bacteria. (contaminate)
2. An illustration of agrochemicals is pesticides. (illustrate)
3. Contaminants are usually poisonous to aquatic plants. (poison)
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