4Research on PISA:Research Outcomes of the PISA Re- search Conference 2009 [ M ]. Springer Science & Business Media, 2012. Springer Science & Business Media, 2012.
5Stacey K. The International Assessment of Mathematical Literacy: PISA 2012 Framework and Items [C ]//12th Inter- national Congress on Mathematical Education. 2012: 8-15.
6Lee H, Cho Y. Factors Affecting Problem Finding Depend- ing on Degree of Structure of Problem Situation [J]. The Journal of Educational Research, 2007,101 (2) : 113 - 123.
7Lemke M, Sen A, Pahlke E, et al. International Outcomes of Learning in Mathematics Literacy and Problem Solving: PISA 2003 Results From the US Perspective. Highlights. NCES 2005-003 [ J ]. US Department of Education, 2004.
8Stigler J W, Fuson K C, Ham M, et al. An Analysis of Addi- tion and Subtraction Word Problems in American and Soviet Elementary Mathematics Textbooks [J]. Cognition and in- struction, 1986,3(3) : 153-171.
9Li Y. A Comparison of Problems that Follow Selected Con- tent Presentations in American and Chinese Mathematics Textbooks[J]. Journal for Research in Mathematics Educa- tion. 2000 : 234-241.
