相关试卷
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1、 The i of invasive species often disrupts the local ecosystem balance.
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2、 So severe ____ the pollution that many species are struggling to survive.A、is B、are C、was D、were
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3、 The documentary, ____ by a renowned filmmaker, reveals the plight of endangered species.A、producing B、produced C、to produce D、having produced
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4、 If we ____ more resources to wildlife protection ten years ago, the situation would be better now.A、invest B、invested C、had invested D、would invest
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5、 The polar bear, ____ survival depends on sea ice, is facing an uncertain future.A、who B、whom C、whose D、which
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6、 Not until the habitat loss crisis worsened ____ the government take strict protective measures.A、did B、does C、has D、had
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7、 The conference on wildlife conservation, ____ last month, highlighted the need for international cooperation.A、holding B、held C、to hold D、having held
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8、 ____ by human activities, the coral reefs are bleaching at an alarming rate.A、Affected B、Affecting C、To affect D、Having affected
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9、 It is imperative that we ____ immediate action to combat the illegal wildlife trade.A、take B、took C、will take D、have taken
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10、 The research team, ____ main focus is on endangered primates, has discovered a new species.A、which B、whose C、that D、whom
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11、 Had the government not implemented strict anti-poaching laws, the rhino population ____ extinct by now.A、would go B、would have gone C、went D、had gone
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12、 The ____ of international organizations aims to coordinate global wildlife protection efforts.A、conflict B、group C、competition D、dispute
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13、 The ____ of the rainforest is being eroded by deforestation and industrial activities.A、variety of life B、plant growth C、water system D、climate pattern
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14、 Plastic pollution in oceans poses a ____ risk to marine life, such as sea turtles and dolphins.A、minor B、deadly C、temporary D、natural
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15、 The ____ of wolves to Yellowstone National Park has led to a cascading effect on vegetation.A、removal B、release C、study D、protection
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16、 The ecosystem balance is threatened when a ____ species like the gray wolf is removed.A、minor B、crucial C、ordinary D、weak
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17、 Scientists use telemetry technology to ____ the migration patterns of humpback whales.A、record B、disrupt C、follow D、alter
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18、 The ____ of elephants for ivory remains a pressing threat to their survival.A、protection B、hunting C、breeding D、studying
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19、 The ____ snow leopard has adapted to survive in the harsh mountainous regions of Central Asia.A、thriving B、at-risk C、common D、domesticated
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20、 Conservationists are working to ____ the effects of habitat loss through reforestation projects.A、worsen B、reduce C、ignore D、observe