题目

 Children and teenagers who spend lots of time in front of screens---especially TVs---are   easier to get more weight as they grow, according to a new study. The findings agree with the research suggesting all that inactive sitting and always watching   advertisements may lead to poor eating habits. Researchers used results from a long-term study of children who took part in the surveys every two years. Children were between ages 9 and 16 when the study started. Out of 4,300 girls in the   study, 17 percent were overweight or obese（肥胖的）. Twenty-four percent of the 3,500—I _____ there is going to be a football match between Germany and Brazil this evening. —Really? It must be very exciting.    A. was told              B. have told           C. have been told   D. am told