超星 - reading in depth of unit 5

单选题

1. What do futurists dream of?

A. Owning a personal airplane.
B. Attending to the duties of a pilot.
C. Making planes with automatic piloting
D. Flying an airplane by themselves.

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单选题

2. What is the main characteristic of the new kind of traveler?

A. They have considerable interest in learning to fly.
B. They like owning and lying a personal airplane
C. They like to speak to the flight computer.
D. They want to fly an airplane with minimal efforts.

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单选题

3.Which of the following is true of the virtual pilot on such futuristic airplanes?

A. It is not as good as a human pilot.
B. It knows everything about aerodynamics.
C. It can easily replace a human pilot.
D. It can take over in times of emergency.

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单选题

4. It is still necessary for human pilots on the ground to control such a plane because________.

A. such a plane is no more than an unmanned aerial vehicle
B. the virtual pilot cannot handle an emergency
C. human pilots can make more money for this
D. there is a datalink connection to the controls

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单选题

5.Which of the following can serve as a proper title for the passage?

A. The New Kind of Traveler
B. The Fully Automated Airplane
C. The Virtual Pilot
D. The Removed Human Pilot

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单选题

6. What is NASA trying to do?

A. To make carbon nanotubes.
B. To protect astronauts from ions
C. To make a new discovery
D. To build a super spaceship

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单选题

7. Carbon nanotubes could be used to make the skins of spacecraft because____.

A. they are much lighter than metal
B. they are 600 times stronger than steel
C. they can shield the spacecraft from radiation
D. they can break ions in space rays

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单选题

8.What will happen when ions hit the metal on a spaceship?

A. Some worse radiation will be produced.
B. All radiation will be blocked out.
C. The metal on the spaceship will break up.
D. The ions will move at high speeds.

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单选题

9.Tiny sensors will be built into the new spaceship so that______.

A. the computer brain can feel the smallest pinpricks
B. the spaceship can have human sensations
C. the sensors can send signals to the spaceship
D. the spaceship will be capable of repairing itself

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单选题

10. What is the passage mainly about?

A. How to build a future spaceship.
B. How to make use of carbon nanotubes.
C. How to protect astronauts in space.
D. How to block out radiation.

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