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    A bus comes to the bus stop．An old man gets on it．There's no seat for him．"The boy will give his seat to you．"the bus driver says to the old man．But the boy in the seat doesn't stand up．The bus driver looks at the boy,then he says to the old man again in a high voice(声音)，"The boy will be happy to give you his seat．"This time the boy hears it．His face turns red．He gets up at once．The old man sits down and says to the boy,"Thank you,my boy．"

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①“庭”字的读音是____，“庭”字的笔画共____画，我可以用“庭”字组三个不同的词语：____

②“潭”字的读音是____，“潭”字的笔画共____画，我可以用“潭”字组三个不同的词语____

土壤中的水分被参天大树的根吸收后，是下列哪种组织把水运输到叶子上去的（  ）