The police are worried about the of the boy who has been missing for 3 days.A.save B.safe C.safely D.safety 题目和参考答案——青夏教育精英家教网—

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The police are worried about the of the boy who has been missing for 3 days.

A.save B.safe C.safely D.safety

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Scientists will put some robot fish into the sea near Spain this year. These robot fish will help people find out the pollution in the water. If the robot fish are able to finish their work successfully, the team of scientists hopes they can use the robot fish in rivers, lakes and seas around the world.

The robot fish are about 1. 5 meters long. There is a detector (探测器）in their bodies. It can find the pollution in the water, and then the robot fish will eat part of it.

They can “swim” for eight hours in the sea freely and send back information to people on the beach. After their power(电能) runs down, they will go back to the beach by themselves.

There are five robot fish altogether. Each costs about 29,000 dollars. They are part of a three-year project between the engineering company BMT Group and University of Essex in southeastern England.

1.What can we know from the passage?

A.The robot fish will begin to work next year.

B.The robot fish will work in the sea near England.

C.The robot fish will help to find other fish in the sea.

D.The robot fish will find out the pollution in the water.

2.What will the robot fish do if they swim in the water?

A.They will eat some small fish.

B.They won’t tell people where they are.

C.They will clean some of the polluted things.

D.They will take other fish out to the beach.

3.How long can the robot fish work each time?

A.For five hours. B.For eight hours.

C.For twelve hours. D.For one day.

4.Which of the following is TRUE?

A.The robot fish can eat nothing but the water.

B.People have to help the robot fish in the sea.

C.The scientists try to make robot fish look like a fish.

D.The robot fish can go back to the beach without help.

5.What’s the best title(标题) for this passage?

A.The robot fish. B.The pollution in the sea.

C.The pollution near Spain. D.The work by the robots.

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