[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 asking a question, adults typically wait only one second or l
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]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’re finished with your lists, do you have questions of your own about science"According to the passage, children are natural scientists, and to raise their interest, the most important thing for adults to do is ______.
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]
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]Scientists at the Children’s Hospital of Philadelphia report in two studies that parents can significantly reduce the accident rate among teens simply by talking with them about driving and enforcing rules for safety. In 2005, the latest year for which the government has statistics on teen driving, adolescent deaths made up 12% of all deaths from car accidents, and 400,000 teens required treatment in an emergency department due to a motor-vehicle crash.
At first glance, the correlation between parental oversight and teen accident rates may seem obvious, but the research team was surprised by how much influence parental monitoring and communication actually had. In the new analysis, based on data from the National Young Driver Survey, a study of 5,665 students in grades 9 through 12, lead author Kenneth Ginsburg found that the safest drivers were those who reported that their parents had imposed strict rules on driving and also provided warm and supportive explanations for their ru
A. Teen accident rates and parental supervision are correlated.
B. Teens driving rules for safety are all enforced by their parents.
C. Teens account for the largest part in the death from car accidents.
D. The government has statistics on adolescent deaths and injuries.