- 问题详情:Beforethegrasshasthickenedontheroadsideverges(边缘)andleaveshavestartedgrowingonthetreesisaperfecttimetolookaroundandseejusthowdirtyBritainhasbecome.Thepavementsarestained(污染)withchewinggumthathasbeenspatoutandthegutters(排水沟)arefullofdiscard...
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