Some people argue using _____ nature to meet our own needs may spell disaster, unless we start to look around and understand how ______ clean environment benefits us all.
A./; a | B.the; the | C.the; a | D.a; a |
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Some people argue using _____ nature to meet our own needs may spell disaster, unless we start to look around and understand how ______ clean environment benefits us all.
A./; a | B.the; the | C.the; a | D.a; a |