Jellyfish

题目与答案

1. Fried egg jellyfish
   • is a major threat to other marine species
   • is almost invisible in deep water
   • produces light as a means of protection
   • is eaten in some parts of the world
   • is useful in scientific research
   • is rarely seen in the wild

   答案：lives for only a short time

   原文定位：Fried egg jellyfish only have a lifespan of about six months, though, which isn’t very long

   同义替换：「only a short time」↔「isn’t very long」

2. White-spotted jellyfish
   • is a major threat to other marine species
   • is almost invisible in deep water
   • produces light as a means of protection
   • is eaten in some parts of the world
   • is useful in scientific research
   • is rarely seen in the wild

   答案：is a major threat to other marine species

   原文定位：It's a good example of a jellyfish that is a problem in some areas because it could destroy the populations of these creatures

   同义替换：「major threat to other marine species」↔「destroy the populations of these creatures」

3. Bloodybelly comb jellyfish
   • is a major threat to other marine species
   • is almost invisible in deep water
   • produces light as a means of protection
   • is eaten in some parts of the world
   • is useful in scientific research
   • is rarely seen in the wild

   答案：is a major threat to other marine species

   原文定位：It has a brilliant red stomach which actually absorbs light far below the ocean surface where they live. So they basically can't be seen by any potential predators

   同义替换：「almost invisible」↔「can't be seen」，「in deep water」↔「far below the ocean surface」

4. Black Sea Nettle
   • is a major threat to other marine species
   • is almost invisible in deep water
   • produces light as a means of protection
   • is eaten in some parts of the world
   • is useful in scientific research
   • is rarely seen in the wild

   答案：is rarely seen in the wild

   原文定位：They've only been observed in the ocean a few times but in large numbers. Swarms have been seen off the coast of California, but the sightings were decades apart

   同义替换：「rarely seen in the wild」↔「sightings were decades apart」

5. Flower hat jellyfish
   • is a major threat to other marine species
   • is almost invisible in deep water
   • produces light as a means of protection
   • is eaten in some parts of the world
   • is useful in scientific research
   • is rarely seen in the wild

   答案：sting is poisonous to humans

   原文定位：Yeah, but people shouldn't swim near them. They have a nasty sting, which is painful and leaves a rash

   同义替换：「sting is poisonous to humans」↔「nasty sting, which is painful and leaves a rash」

6. Atolla jellyfish
   • is a major threat to other marine species
   • is almost invisible in deep water
   • produces light as a means of protection
   • is eaten in some parts of the world
   • is useful in scientific research
   • is rarely seen in the wild

   答案：produces light as a means of protection

   原文定位：When it's attacked, it creates very bright blue flashes;giving the jellyfish an opportunity to escape

   同义替换：「produces light」↔「creates very bright blue flashes」

7. 27 Which of the following causes of jellyfish blooms do the speakers want to learn more about?
   • worsening coastal water quality
   • changes in global temperatures
   • the decline in the number of fish species

   答案：worsening coastal water quality

   原文定位：chemicals from agriculture;They can flow into coastal waters and create areas of low oxygen;Jellyfish tolerate these conditions better than fish;apparently;but I'd like to look into it more

   同义替换：「worsening coastal water quality」↔「chemicals flow into coastal waters」，「want to learn more about」↔「I'd like to look into it more」

8. 28 How did the speakers feel after watching the documentary about the Nomura jellyfish?
   • impressed by the way fishermen are dealing with the problem
   • concerned about its effect local communities
   • hopeful for a solution to the issue

   答案：concerned about its effect local communities

   原文定位：I really felt sorry for the communities who live in some of those coastal towns. When the Nomura blooms appear, they basically can't take their boats out. It must be awful for the fishermen

   同义替换：「concerned about its effect on local communities」↔「felt sorry for the communities」

9. 29 According to the speakers, in the future jellyfish researchers need
   • focus more on the ancient origins of jellyfish
   • make an accurate estimate of jellyfish numbers
   • better understand jellyfish reproduction

   答案：make an accurate estimate of jellyfish numbers

   原文定位：I really think that they need to do long;term studies measuring how many jellyfish there actually are in the oceans so that we can start to figure out how to deal with blooms

   同义替换：「make an accurate estimate of jellyfish numbers」↔「measuring how many jellyfish there actually are」，「researchers」↔「studies」

10. 30 What do the speakers decide to include in the handout for the their presentation?
    • a list of relevant websites
    • some discussion questions
    • an article about a case study

    答案：a list of relevant websites

    原文定位：I think it could be a good idea to use our handout to direct our classmates to some of the good online resources that are available

    同义替换：「a list of relevant websites」↔「online resources」，「include」↔「use」