According to schema theory, the knowledge is stored in human brain by these units, and such units are the Schemata. Teachers can design prelistening tasks to build or activate the learners’ schemata in the IELTS listening teaching. According to schema theory, the knowledge is stored in human brain by these units, and such units are the Schemata. Teachers can design prelistening tasks to build or activate the learners’ schemata in the IELTS listening teaching.