Unit 2 Section I Listening and Speaking, Reading and Thinking(学案)-【成才之路】2023-2024学年高中新教材英语必修第二册同步学习指导(人教版2019)

2023-11-02
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河北万卷文化有限公司
进店逛逛

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convinced this was true. She and some colleagues decided to examine waste samples from Antarctic birds for evidence of human bacteria. To ensure(确保) the waste was not pollutedꎬ the scientists had to collect it from the birds themselves. The results of their study showed the presence of several types of human bacteria in the bird waste. This included a common strain of bacteria that causes food poisoning in humans. The researchers say the bacteria kinds were resistant to commonly ̄used human antibiotics ( 抗 生 素 )ꎬ proving they were brought in by the visitorsꎬrather than traveling birds. “These strainsꎬwhich are a common cause for infections in humans and livestockꎬdo not usually cause death outbreaks in wild animalsꎬ” says González ̄Solís. “ Howeverꎬ the rising or invasive (扩散的) pathogens(病菌) that arrive to highly sensitive populations could have severe results and cause the extinction of some populations. ” The researcher also fears the presence of these bugs could know in advance the arrival of otherꎬmore deadlyꎬpathogens as the number of tourists people increases. Experts believe the only way to prevent the mass damage of the birds is to impose stricter regulations orꎬ at leastꎬ put into effect the ones already in place. For exampleꎬwhile the Antarctica Treaty requires visitors to carry their waste back home to safeguard the ancient environmentꎬ the regulation is rarely carried out. Hopefullyꎬofficials will take steps to protect the vulnerable birds before it􀆳s too late. 1. What problem is Antarctica facing now according to Paragraph 1?   A  A. The increasing number of tourists. B. The worsening wilderness. C. The reducing native bird numbers. D. The spread of infectious illness. 2. What does the underlined word “ devastate ” mean?   A  A. Destroy. B. Increase. C. Protect. D. Benefit. 3. Why did scientists catch some Antarctica animals?   B  A. To treat their illness. B. To get their waste. C. To raise them as pets. D. To study their lifestyles. 4. What did scient

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Unit 2 Section I Listening and Speaking, Reading and Thinking(学案)-【成才之路】2023-2024学年高中新教材英语必修第二册同步学习指导(人教版2019)
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Unit 2 Section I Listening and Speaking, Reading and Thinking(学案)-【成才之路】2023-2024学年高中新教材英语必修第二册同步学习指导(人教版2019)
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Unit 2 Section I Listening and Speaking, Reading and Thinking(学案)-【成才之路】2023-2024学年高中新教材英语必修第二册同步学习指导(人教版2019)
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Unit 2 Section I Listening and Speaking, Reading and Thinking(学案)-【成才之路】2023-2024学年高中新教材英语必修第二册同步学习指导(人教版2019)
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