"每" and "各" in Teaching Chinese as a Foreign Language

每 and 各 is commonly used words in modern Chinese,which is the basic-level vocabulary in teaching Chinese as second language.Its use should be mastered by the Chinese language learners in the primary or in the intermediate stage at the latest.But the explanation of 每 and 各 is not the same in a wide range of textbooks used now and the teaching methods promoted are also different.The interpretation in some of the authoritative dictionary about these two words are also contradictory.The article based on teaching situation of 每 and 各,connected with teaching practice,focuses on the part of speech,semantic and functional distribution and teaching methods.