大学英语精读第5册和第6册全文课文翻译A Kind of SermonIt is probably easier for teachers than for students to appreciate the reasons why learning English seems to become increasingly difficult once the basic structures and patterns of the language have been understood. Students are naturally surprised and disappointed to discover that a process which ought to become simpler does not appear to do so. It may not seem much consolation to point out that the teacher, too, becomes frustrated when his efforts app