It was July 1976. An unmanned spaceship, Viking One, had arrived at Mars. On July 20th, the spaceship　　. Part of it continued toward a landing on the planet. It fell　　through the late afternoon Mars’ sky. 　　Forty kilometers above the planet, the th

　　小题1:What does this passage mainly tell us?

　　A.Bananas are the world’s most important food crops.

　　B.The risk to a popular banana shows need to grow other kinds.

　　C.There are five hundred different kinds of bananas.

　　D.How to grow bananas in different countries.

　　小题2:Bananas are threatened by disease because　　　.

　　A.they grow from seeds

　　B.they are one of the most valuable exports

　　C.the only way to prevent it is to put chemicals on their leaves

　　D.they have genetic weaknesses against disease

　　小题3: Panama disease　　　.

　　A.doesn’t belong to fungal disease

　　B.affects the leaves of banana plants

　　C.destroys bananas more seriously than Black Sigatoka disease

　　D.has spread to bananas all over the world

　　小题4: We can infer from Paragraph 3 that　　　.

　　A.the center of the group is in the US

　　B.the Cavendish banana covers only a small part of the yield of bananas

　　C.the key to solving the disease is to research all kinds of bananas

　　D.each fungal disease affects five hundred different kinds of bananas

　　小题1: The researchers also found that TV viewing　　　　.

　　A.could have a positive effect on a child’s language development

　　B.had a little effect on a child’s language development

　　C.affected a child’s language development more negatively than positively

　　D.affected a child’s language development both negatively and positively

　　小题2:Frederick Zimmerman would probably agree that　　　　.

　　A.parents should let their children talk most of the time

　　B.children should watch TV programs selectively

　　C.the conversation between parents and children should be two-way

　　D.it’s no good for parents to correct their children’s mistakes when they are speaking

　　小题3: We can conclude from the last paragraph that　　　　.

　　A.parents should let a child repeat what he or she says

　　B.bath time or dinner time is the best chance for parents to talk to a child

　　C.parent-child conversation can be carried out at any proper time

　　D.parents should leave a child talking alone

　　小题4: What would be the best title for the passage?

　　A.Talk with kids, not at them

　　B.Let your children voice their own opinions

　　C.How to develop a child’s language ability

　　D.The importance of early child language development

　　小题5:The underlined word “tailor” in the last paragraph can be best replaced by　　　　.

　　A.controlB.improve

　　C.passD.adjust

　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