考点集训42 语法填空
阅读下面短文，按照句子结构的语法性和上下文连贯的要求，在空格处填入一个适当的词或使用括号中词语的正确形式填空，或运用所给首字母提示填空。
(一)
Will it matter if you don't take your breakfast？A short time ago，a test was given in the United States.People of different 1.ages (age)，from 12 to 83，were asked to have a test.During the test，these people were given all 2.kinds(kind) of breakfasts and sometimes they got 3.no breakfast at all.Scientists wanted to see how well 4.their(they) bodies worked when they had had different kinds of breakfasts.
