题目内容

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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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.

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

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

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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