[单项选择] Children start out as natural scientists, instinctively eager to investigate the world around them. Helping them enjoy science can be easy ― there is no need for a lot of scientific terms or expensive lab equipment. You only have to share your children’’s curiosity. Firstly, listen to their questions. I once visited a classroom of seven-year-olds to talk about science as a career. The children asked me "textbook questions" about schooling, salary and whether I liked my job. When I finished answering , we sat facing one another in silence. Finally I said, "Now that we’’ve finished your lists, do you have questions of your own about science After a long period of pause, a boy raised his hand, "Have you ever seen a grasshopper eat When I try eating leaves like that, I get a stomachache. Why " This caused a series of questions and discussions that lasted nearly two hours. Secondly, give them time to think. Studies over the past three decades have shown that, after aski
A. encourage them to ask questions of their own
B. urge them to think and give immediate answers
C. give them more than three seconds to think after a question
D. give them time to have a fierce discussion

[单项选择] Children start out as natural scientists, instinctively eager to investigate the world around them. Helping them enjoy science can be easy ― there is no need for a lot of scientific terms or expensive lab equipment. You only have to share your children’’s curiosity. Firstly, listen to their questions. I once visited a classroom of seven-year-olds to talk about science as a career. The children asked me "textbook questions" about schooling, salary and whether I liked my job. When I finished answering , we sat facing one another in silence. Finally I said, "Now that we’’ve finished your lists, do you have questions of your own about science After a long period of pause, a boy raised his hand, "Have you ever seen a grasshopper eat When I try eating leaves like that, I get a stomachache. Why " This caused a series of questions and discussions that lasted nearly two hours. Secondly, give them time to think. Studies over the past three decades have shown that, after aski
A. to encourage them by saying "That’’s right" or "Very good" frequently
B. to share with the children what they are curious about
C. to explain difficult scientific terms for them patiently
D. to offer their children good lab devices and equipments

[单项选择]
Children start out as natural scientists, eager to look into the world around them. Helping them enjoy science can be easy ;there’s no need for a lot of scientific terms or expensive lab equipment. You only have to share your children’s curiosity. Firstly,listen to their questions. I once visited a classroom of seven-year-olds to talk about science as a job. The children asked me" textbook questions" about schooling, salary and whether I liked my job. When I finished answering, we sat facing one another in silence. Finally I said, "Now that we’ve finished with your lists, do you have questions of your own about science"
After a long pause ,a boy raised his hand," Have you ever seen a grasshopper(蚱蜢) eat When I try eating leaves like that, I get a stomachache. Why"
This began a set of questions that lasted nearly two hours.
Secondly, give them time to think. Studies over the past 30 years have shown that, after a
A. to let them see the world around
B. to share the children’s curiosity
C. to explain difficult phrases about science
D. to supply the children with lab equipment

[单项选择]When are they going to start out

[单项选择]Passage OneA. Dogs have a natural instinct to guide the blind.
B. Horses have a natural instinct to return home.
C. Guide dogs sometimes may not obey their masters.
D. Racing horses are less smart than the other horses.

[填空题]If we don’ t start out now, we must risk (miss) ______ the train.

[单项选择]Why don’t you start out early ____ you don’t have to hurry
A. not until
B. since then
C. so that
D. as if

[填空题]If we don’t start out now, we must risk _______the train．(miss)

[填空题]As children we start _____a natural curiosity about everything around us,and during the maturation process this curiosity can be stimulated,buffered or severely attenuated by our environment and experience.The future success of research in science and engineering depends ___our society recognizing the crucial role played by stimylation of mental processes early in life.Pattern recognition,analytical thinking and similar abilities need to be stimulated from birth onward.To destroy this natural curiosity or to attenuate the joy of discovery is the greatest disservice we do ____to the developing person.For those who reach maturity with their natural curiosity intact and enhanced by education,the joy of discovery is a strong driver of success. But why are so_____of our capable students pursuing the level of education required for a successful research careerIs it ______we have dampaned their curiosityHave we failed to let them experience the joy of discoveryis it because too many of us cu