小题1: According to the passage, the planet Mars has no on it.
A.windsB.dust
C.mountainsD.animals
小题2:It is believed that on the Mars now .
A.there is a large amount of ice at the poles
B.there is a thicker and warmer atmosphere
C.there are some kinds of simple plants
D.there are many active volcanoes
小题3: What is the topic of Paragraph 2?
A.Certain gases should be used to warm the Mars.
B.Plants should be grown to make the Mars fit to live on.
C.The Mars could support life on right conditions in the future.
D.People could live on the Mars in a special closed environment.
小题4: The most suitable title for the passage is .
A.No Life on the Mars
B.Study of the Mars
C.The Possibility of Life on the Mars
D.Future Conditions on the Mars
小题1:According to the text, the “roadable” plane .
A.can fly in the sky at “highway speeds” in car mode
B.is a kind of car with fold-out wings
C.is a little difficult to fuel
D.can only travel on the highway
小题2:We can infer that in the “Back to the Future” movies .
A.there are some skillful pilots
B.pilots have no cars to drive
C.pilots can’t afford a “roadable” plane
D.cars can fly in the sky
小题3:What does the underlined word “it” in the 5th paragraph refer to?
A.Light-sport airplane.
B.Your garage.
C.The local airport.
D.A petrol station.
小题4:The last sentence of the text aims to .
A.call for people to buy the “roadable” plane
B.show people the use of the “roadable” plane
C.tell people only the “roadable” plane can fly in the future
D.ask people to unfold their wings and fly into the future
小题5:If you meet with a thunderstorm in your “roadable” plane in the skies, you can .
A.land in a nearby airport until it clears
B.turn back home until it clears
C.land and drive on the ground
D.fly high up to 460 miles
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