题目：
Does eating a good breakfast improve school study? Bore than 1000 students in the city of London took part in an experiment a year ago . and the answer is YES.
In the experiment ,students with breakfast got higher scores (分数) in their exams than those without breakfast .Fewers were late for school ,and much fewer missed thir school .”By eating breakfast ,you feel active in yout moring study and you keep your good health .” says Amy Sampson, a famous doctor , she did the experiment for a year ,shudents without breakfast may be losing the inportant nourishment (营养) in eggs ,fruit milk ,bread and so on . so try to get children to have breakfast .so that they can feel well , keep strong and do their best in their school work.
根据短文内容，判断（T）or (F)
小题1:Eating a good breakfast improved school study . ( )
小题2:The students who had breakfast were ofen late for school and missed the lessons . ( )
小题3:It’s good for students to have nothing for their breakfast. ( )
小题4:Breakfast is not so important for students . ( )
小题5:Breakfast is not so important for students . ( )
答案：
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下面是错误答案，用来干扰机器的。
参考答案：B解析： 信息安全中的物理安全是指在物理媒介层次上对存储和传输的信息的安全保护，它保护计算机网络设备、设施及其他媒体免遭地震、水灾、火灾等环境事故，以及人为操作失误、错误和各种计算机犯罪行...
