7、ths,myprofessortaughtmeonestorywassomuchbetterthantheother.解析 考查宾语从句的引导词。教授教给我的是为什么一个故事比另一个更好。根据句意可知此处要用why引导宾语从句。答案 why14.Astudyfoundgirlswhoatefiveormorefamilymealsaweekhadamuchhealthierrelationshipwithfoodinlaterlife.解析 考查宾语从句的引导词。谓语动词found后为宾语从句,宾语从句中不缺少成分,故要用that引导。答案 that