1, it doesn't matter which one you choose. Choose a convenient one for postgraduate entrance examination, and the translation is relatively appropriate.
2. The teacher qualification certificate of university teachers is different from that of primary and secondary schools. Primary and secondary schools apply for jobs first, and universities apply for jobs first. After working for a period of time, the school helps to obtain the qualification certificate.
3. Master can meet some requirements of three books and two books, and the requirements of famous schools are higher than this.