单选题

3

A、

5000

B、

11000

C、

14000

D、

50000

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单选题 1

A、

She is the world's youngest and most experienced spacewoman.

B、

She has spent less time off the planet than former space residents

C、

She set the world record for most spacewalks ever made by an astronaut

D、

She broke the current time record for total spacewalking time by a woman.

单选题 7

A、

It would rise more than eight meters.

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It would rise almost three meters

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It would rise by one and a half meters

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A severe flood.

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A violent storm.

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A terrible tsunami.

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A powerful earthquake.

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A、

They are sensitive to light

B、

They transmit electrical energy

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They are less susceptible to interference

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They are more expensive than copper cables

单选题 What is the new project underway?

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An undersea cable system.

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International data collection.

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The savage of sanken ships.

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A vest intricate newwork system.

单选题  What might be more problematic from New York City to cape hatteras?

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Storm surges

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 The moon's pull

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Large population

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Greenhouse gases

单选题 What is the news report mainly about?

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Sea level rise

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Climate change

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单选题 What did the Pacific Tsunami Warning Center predict?

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There would be hazardous waves.

B、

Hawaii would be badly damaged.

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There would be strong aftersocks.

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Some island would be submerged.