Especially in 2010, first teaching material change to east China normal university, give us these young version teacher brings its own challenges.
特别是2010年，初一教材换为华东师大版，给我们这些年轻老师带来了挑战。
Especially in 2010, first teaching material change to east China normal university, give us these young version teacher brings its own challenges.
特别是2010年，初一教材换为华东师大版，给我们这些年轻老师带来了挑战。
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