【填空题】AV Clip 10: cause 6 [图]AV 10 Autism Linke...

【填空题】AV Clip 10: cause 6 AV 10 Autism Linked to Obesity in Pregnancy.avi Watch the video clip three times and complete each statement according to the information from the video clip. New study out tonight that we mentioned at the top of the broadcast raises （1）_____________ questions about the possible link between obesity in mothers and autism in their children. NBC News chief science correspondent Robert Bazell has our report. Here’s one more piece of the （2）_________________ puzzle called autism. Scientists have found that women who are obese are （3）______________________ as likely to have a baby with autism or some other developmental disorder, and （4）_________________ as likely if they have diabetes. But they emphasize the study of the mothers of about 1,000 kids is an observation, not scientific proof of cause and effect. "If you are planning a pregnancy, you might think about losing weight and getting your exercise routine in order, and making sure you are controlling your （5）_____________________."said Dr. Irva Hertz Picioto of University of Californian, Davis. Dr. Anna Sanchez, an obstetrician in St. Joseph Hospital in Orange County, California, has been working for years to get pregnant women to get their weight under control. Because overweight Moms can have kids with many health problems, these latest results only add a （6）______________________________. “If people are overweight when they start the pregnancy, then they should gain less than the recommended weight gain,” said Ana Sanchez of St. Joseph Hospital of Orange. That’s a tall order when two thirds of American women are already overweight and half of those are （7）_____________________. Even if obesity and diabetes were found to be causes of autism, experts say that would still account for only a （8）________________ of the cases. By studying the possible connection, scientists hope to learn more about what causes autism and ways to reduce the risk.