目录 Lets learn a b c d e f g h i, j k l m n o p, q r s t u, v, w x, y, z Lets practice The alphabet sounds Letter sounds a-i Letter sounds j-r Letter sounds s-z Letter shapes First letter sounds Three-letter words More three-letter words Capital letters Letter match Upper-and lower-case letters First letter sounds practice ck and ee ai and oa Missing letters Answers
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