单项选择 适中0.65 引用1 组卷55
________ the environment, we shouldn’t throw litter into the river.
A.To lose | B.To protect | C.To destroy | D.To stop |
2023·辽宁丹东·一模
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I am worried about the air in the city because the smoke makes it difficult for many people to ________.
A.spread | B.breathe | C.pollute | D.destroy |
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