18.19题
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18.19题18.19题 18.19题cutdownsomemanytreesforgetaboutplacessomemanyzoos17.cutdownsomanytrees18.for
18.19题
18.19题
18.19题
cut down some many trees
forget about places
some many zoos
17.cut down so many trees
18.forget /over/places
19.so many zoos