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单选题{{B}}Passage One{{/B}}
单选题{{B}}Passage Three{{/B}}
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单选题Whatdoesthepassagemainlydiscuss?a.TheendangeredspeciesinGlacierNationalPark.b.TheprotectionoflandssurroundingGlacierNationalPark.c.ConservationlawsimposedbythestateofMontana.d.ConservationlawsimposedbyCongress.
单选题Thewavelengthsoflightandradiowaves,unlikehighenergygammaradiation,aremuchshorter.
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单选题{{B}}Passage Three{{/B}}
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单选题Once a social taboo
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