![Ourearthisintrouble.Ourdrinkingwaterisbecomingdirtier,a...]( "Ourearthisintrouble.Ourdrinkingwaterisbecomingdirtier,a...")
- 問題詳情：Ourearthisintrouble.Ourdrinkingwaterisbecomingdirtier,andtheairisnotasclearasbefore. Rivers,lakesandseas__61____(pollute)bypeopleand__62__(factory).Youmightthinkthereisnothingyoucando__63____(help).That’snottrue.Therearemanythingsyoucando.A...
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