题目内容
【题目】We should stop people from (pollute) the air.
【答案】polluting
【解析】句意：我们应该阻止人们污染空气。stop sb from doing sth。故填polluting。
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题目内容
【题目】We should stop people from (pollute) the air.
【答案】polluting
【解析】句意：我们应该阻止人们污染空气。stop sb from doing sth。故填polluting。