abstract:Graded readers are "easy reading" books used to support the Extensive reading approach to teaching English as a second or foreign language. While many graded readers are written for children, more often they are targeted at young adults and above, since children's books are widely available, and already tend to be easy to read.
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A graded reader is a story that has been adapted for people learning to read or learning a foreign language. Graded readers avoid using difficult grammar and vocabulary. 分级读本; 语法及词汇简单的语言学习读物
Carver discounts the 17, 040-per-minutereader in the 1963 study becauseallthetimesandwordcountswere self-reported, and the comprehensiontests were self-graded.