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36. The water is contaminatėd, so peöple get more diseases.
Since
37. My uncle suffered from lung cancer because he breathed in unclean air. i
is Because of
38. Unless people stop throwing rubbish in the street, the street won't look attractive.
ei illon
The street will look
39. Because it rained heavily, the road in front of my house was flooded.
40. Too much use of electric lights in cities may.cause light pollution.isi
Light pollution'may result