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Copyright 2004-2009,版权所有 盗版必究,seventeen,eighteen,nineteen,twenty,外研版新标准英语四年级上册,Numbers,unit 1,eleven,twelve,thirteen,fourteen,fifteen,5+6,4+8,2+11,7+7,3+12,8+8=,16,sixteen,10+7=,17,seventeen,9+9=,18,eighteen,9+10=,19,nineteen,15+5=,20,twenty,eleven,twelve,thirteen,fourteen,fifteen,sixteen,seventeen,eighteen,nineteen,twenty,a dog,How many,do you have?,dogs,How many,dogs,do you have?,I have,twenty,.,a cat,How many,do you have?,cats,I have,seventeen,.,How many do you have?,flowers,I have,nineteen,.,sixteen,seventeen,eighteen,nineteen,twenty,See you!,
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