Study of College English Fast Reading Teaching Based on Schema Theory and Pre-reading Activity

English reading comprehension is an important part of college English teaching, but the current teaching situation is not optimistic. In the teaching process of English reading comprehension, there are a series of problems, for example some teachers take the traditional reading comprehension teaching mode, which mainly focuses on the learning and analysis of words and grammar, ignoring the reading strategy, not to achieve a good teaching effect. Because many students have some problems in reading comprehension, so this paper introduces the schema theory in reading comprehension teaching and puts forward the schema structure of students, to activate the existing schema in the student's mind by the pre reading activities. Finally, through the method of experimental teaching, this paper test the effect of the graphics and the pre reading activity, the test results show that this method can effectively improve the students' reading speed, increasing the students' reading interest, so as to improve the ability of reading comprehension.