1, basic stage: this stage is mainly to let students master the basic knowledge of English, such as letters, words, simple grammar and so on. It usually takes about 20-30 class hours.

2. Improvement stage: At this stage, students need to further improve their English level, learn more grammar knowledge and read comprehension. It usually takes about 40-60 class hours.

3. Development stage: This stage is mainly for students to develop their English application ability, such as oral expression, listening comprehension and writing ability. It usually takes about 60-80 class hours.