Copy down the same scenery paragraphs in the Chinese text "Guilin Landscape" in the second volume of the fourth grade as the poem "Xuebi".

The same paragraph: the water in Lijiang River is so quiet that you can't feel it flowing; The water in Lijiang River is very clear, and you can see the sand and stones at the bottom of the river. The water in Lijiang River is so green, as if it were a flawless jade.

Math problem: 8.2+12-0.82 =19.38.