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Parenting has never been an easy job，but mothers and fathers today face challenges in raising their children that their own parents may never have had to deal with
While children have always been particular eaters，for example，parents today are trying to supply healthful food in a world full ofchicken nuggets，processed snacks and soft drinks．Bike riding and hopscotch have given way to video games and text messaging．And working parents have to cope with all things around day care，jobs and family．
At the same time，a large amount of health information on the Intemet and elsewhere has introduced a higher level of stress for parents．Web sites provide supplemants(补品)that increase a child’s brain health while news organizations report on the latest scare from baby bottles or too much television．
All of this makes raising a healthy child overwhelming．But it doesn’t have to be．
This Well guide offers small steps and simple ways to improve a child’s well-being in four
areas—nutrition，development，playtime and safety Inside，there’s advice from experts on how to raise a healthy，active youngster；tips on diet and behavior，help for problems like insomnia，and the latest thinking on day care，discipline and other topics．It’s all designed to help kids stay well every day．
45．According to the author,what is most likely to be found in today’s homes?
A．Hopscotch     B．Healthful food．  C．Bike riding．  D Brain supplements
46．What does“Well guide'’in the last paragraph probably refer to?
A．A programon how to deal with daily affairs
B  A game on how to make kids clever．
C．A book on how to raise a child．
D A site on how to reduce work stress
47．From the 1st paragraphinthe passage,we can infer that_______
A．today’s parents are too busy to raise their own children
B  today’s parents should seek advice from their own parents
C  it was much easier to raise children in the past
D．parents have more concems in raising children today
48．The underlined word in Paragraph 4 can be replaced by          ．
A．relaxing       B．delighting      C．stressful     D puzzling