阅读理解。 Big ocean fish have almost been endangered since the start of bu

题文

阅读理解。     Big ocean fish have almost been endangered since the start of business fishing in the 1950s. The scientists found that the number of large fish has dropped by 90 percent in the past fifty years. The study took ten years.The rearchers collected records from fishing business and governments around the world. The magazine Nature published (发表) the findings.      The scientists say the common way called longline fishing is especially harmful to large fish. This way includes many fishing lines that are connected (连接) to one boat. If the lines are joined together, they can reach one hundred kilometers. They hold thousands of sharp metal hooks (钩) to catch fish. Longline fishingis especially common in the Japane fishing industry. Records showed that Japane boats ud to catch aboutten fish for every one hundred hooks. The study says longline fishing boats now might catch one fish per hundred hooks.     The scientists say business fishing can destroy groups of fish much faster than in the past. It's not the onlyworry that the number of large fish is becoming smaller and smaller. What's wor, they are smaller in size thantheir ancestors (祖先). 根据短文内容完成表格，每空一词。                                               What is happening to ocean fish?

Items (项目)

Situations

Results

1._____ _____of ocean fish

The number of ocean fish has dropped by 90% in thepast fifty years.

The number of fish 2._____ _____. Smaller and smaller.

The size of ocean fish

Big ocean fish have almost been 3._____ since the start of business fishing in the 1950s.

The size of ocean fish is not 4._____ _____ as that inthe past.

The way of fishing (捕鱼)

Long-line fishing can be especially had to 5._____ _____.

Business fishing can destroy fish groups a lot faster than in the past.

题型：未知 难度：其他题型

答案

1. business fishing  2. is becoming  3. much fewer  4. as(so) big  5. catch fish

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