根据以上内容，回答下列各题。 New research shows girls who regularly have family meals are much less 36 to adopt all kinds of extreme weight control 37 , such as vomiting(催吐), using laxatives (泻药) or diet pills. A study surveying more than 2,500 American high school students found that gifts who ate five or more family meals a week had a much healthier relationship with food in later life. The research, published in international journal Archives of Pediatrics and Adolescent Medicine, polled students aged 13 to 17 in 1999 who were 38 up five years later. Regular family meals were found to have a protective effect 39 of the girls age, weight, socio-economic status, dieting 40 or relationship with her family. Experts say doctors should encourage families to have dinner at the table instead of on the couch in front of the television to 41 against serious eating disorders. Belinda Dalton, director of eating disorders clinic The Oak House, said eating with family helped 'nomnalise (正常化) ' young peoples relationship with food. ' When adolescents are feeling that theyre not coping they turn to something that they can control and food is something 42 and accessible for them to control. Clearly, if theyre sitting with their family on a regular basis then their family can be more in control of their eating,' Ms Dalton said. 'Its about, young people feeling connected with their family and that builds self-esteem and sense of worth and that can 43 very actively against someone developing an eating disorder. ' An eating disorders expert, Kirsty Greenwood, said meal times were often difficult for sufferers. 'It is 44 that they feel very ashamed of their eating habits and often wont eat with other people. Perhaps its becausee they havent 45 the importance of the family meal in their growing up,' she said.