探究教学是以学生探究学习为中心的一种教学方式。探究教学使教学发生了两大改变,一是变“教师中心”为“学生中心”;二是变“记忆结论”为“探究过程”。探究教学对于培养学生的学习兴趣、科学的思维能力和创新意识等具有重大意义。而假设探究教学,则是把假设作为线索贯穿探究教学始终。本文以人教版教材“选修5”中的“地震灾害”为例,阐述假设探究教学的一般操作流程。一、假设探究教学的界定了解假设探究教学,首先要知道什么是探究教学。探究教学是指在课堂教学中,以教材为基础,多媒体等设备为 Inquiry teaching is a kind of teaching method centering on student inquiry learning. Inquiry teaching makes two major changes in teaching, one is to change “teacher center” to “student center”; the second is to change “memory conclusion ” to “inquiry process ”. Inquiry teaching is of great significance to cultivate students’ interest in learning, scientific thinking ability and innovative awareness. And suppose to explore teaching, is to use the hypothesis as a clue throughout the inquiry teaching. This paper takes the PEP textbook “Earthquake Disaster” in “Elective 5” as an example to illustrate the general operation flow of hypothetical inquiry teaching. First, the hypothesis of inquiry into the definition of teaching to understand the hypothesis to explore teaching, we must first know what is inquiry teaching. Inquiry teaching refers to the classroom teaching, based on textbooks, multimedia and other equipment