How long is French Airlines Flight 273 from Montreal to Marrakech？
A．11 hours and 15 minutes
B．12 hours and 25 minutes
C．13 hours and 35 minutes
D．14 hours and 20 minutes

What would people do in the future？
A．To craft a new identity.
B．To enjoy something impossible.
C．To go to desired places.
D．A, B and C

Where does Gateway Air Flight 143 from Marrakech to Montreal have a layover？
A．In Paris
B．In London
C．In New York
D．In Casablanca

The author's tone in this passage could be______.
A．tentative
B．humorous
C．certain
D．critical

Which of the following statements about the PAN is true？
A．It is the same as the Internet today.
B．It is the foundation of the PAN processor.
C．It is invented only for scientific research.
D．It develops from the PAN processor.

Which of the following statements is NOT true？
A．The increase in blood masked some of the subtle changes.
B．It took three seconds after an event for the flow of blood to increase to an area of the brain.
C．The body's reaction was like watering the entire garden for the sake of one thirsty flower.
D．Researchers will use new methods to study human brains because of the limit of conventional imaging techniques.