上述课题研究的展示,只是本次研究性学习活动中众多研究小组研究成果的一部分。“研究性课题”是本套新教科书中的一个专题性栏目,本节是一个有关分期付款的问题,这种付款方式在今天的商业活动中应用日益广泛,为越来越多的顾客所接受。由于分期付款与每个家庭、每个人的日常生活密切相关,对本课题的探究引起了同学们极大的兴趣。 The above research project is only part of the research results of many research groups in this research study. The “research topic” is a thematic section of the new textbook, and this section is a question about installments, which has become more widely used in today’s business activities and accepted by more and more customers . As the installment is closely related to the daily life of every family and every individual, the exploration of this subject has aroused great interest of the students.