题目

请阅读下面短文，掌握其大意，然后短文内容从下面方框的7个选项中，选择5个还原到原文中，使短文意思通顺、结构完整。 1.  When a person does a certain thing again, he is impelled(迫使) by some unseen force to do the same thing repeatedly; thus a habit is formed. Once a habit is formed, it is difficult, and sometimes impossible, to get rid of. 2.  Children often form bad habits, some of which remain with them as long as they live. Older persons also form bad habits as long as they live. Older persons also form bad habits, and sometimes bec计算