As an important part of ICT in education, teacher's ICT application ability in teaching and research is vital to improve teachers' professional development and to promote the education modernization. Understanding the development of teacher's ICT application ability in foreign countries and analyzing the difference between teacher's application ability in urban and rural are an important reference value for the development of education; besides, those are helpful for the improvement of teachers' ICT application ability in teaching and research, including the application of digital teaching res...