& comprehension,共有三册对应不同级别,pre-primer/primer/1st grade
学会高频词才能过渡自我主阅读
高频词怎么学 #sightword高频词 #sightwords作业纸1st grade一年级
primer,1stgrade, 2ndgrade,3
100 words kids need to read by 1st grade
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