问题补充：
Will 【小题1】 matter if you don’t take your breakfast? Recently a test 【小题2】 (give) in the United Sates. Those tests included people of different ages from 12 【小题3】 83. During the experiment, these people were given all kinds of breakfasts, and sometimes they got 【小题4】 breakfast at all. Special tests were set up to see 【小题5】 well their bodies worked and when they had eaten 【小题6】 certain kind of breakfast. The results show that if a person eats a proper breakfast, he or she will work with better effect 【小题7】 if he or she has no breakfast. This fact appears to be 【小题8】 (especial) true if a person works 【小题9】 his brains. For example, if a student eats fruit, eggs, bread and milk before going to school, he will learn more quickly and listen with 【小题10】 (much) attention in class.it
答案：
(答案→)it
解析：
【小题1】it本句的it是形式主语，真正的主语是后面的主语从句if…breakfast.
【小题2】was given本句是一个被动语态的形式，指进行了一场考试。
【小题3】to固定词组from…to…从…到…
【小题4】no上下文串联，指一些人根本不吃早饭。
【小题5】how句意分析，特别的测试已经被进行去看教案他们的身体工作的怎么样。
【小题6】a固定词组a kind of一种…
【小题7】than根据前面的better,说明后面使用than表示的是比较级的形式。
【小题8】especially用副词修饰形容词true。
【小题9】with介词with使用，是用脑子工作。
【小题10】more 根据本句前面的more说明后面也要使用比较级的形式
