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Câu hỏi

Choose the best answer. You'd better not drink that river water. It..................

Choose the best answer.

You'd better not drink that river water. It..................
 

  1. could be polluted

  2. could pollute

  3. can be polluted

  4. can pollute

H. Huong

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Giải thích

C.can be polluted

C. can be polluted

57

Câu hỏi tương tự

Complete the second sentence by circling A, B, C or D, so that it has the same meaning as the first sentence. You aren't allowed to smoke here. -> You.....................smoke here. A. mu...

2

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