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Heinemann is the most basic set of grading on the way to advancement, which can be used with zero foundation, and if there is a certain sense of English and language, it will be twice as effective to learn. It is also used by many kindergartens and English institutions for teacher training materials.
This set of courses is a systematic scientific arrangement of sentence patterns, words, etc. that Mr. Allen needs to master according to the level, and the curriculum is lively and interesting, so that children can learn with interest.
