补全短文
as fast as outscoring them less and less concentrate on A. he stumbles 【T13】______ B. who were reading almost three times 【T14】______the other children C. still 【T15】______on accuracy, comprehension and vocabulary D. so he can 【T16】______the meaning of the text A child learns to read by sounding out the letters and decoding the words. With practice, 【T17】______, reading by the phrase. With automaticity, he doesn't have to think about decoding the words, 【T18】______. It can begin as early as first grade. In a recent study of children in Illinois schools, Alan Rossman of Northwestern University found automatic readers in the first grade 【T19】______ and scoring twice as high on comprehension tests. At fifth grade, the automatic readers were reading twice as fast as the others, and 【T20】______.