题目

Anne goes to her art class on Tuesday and Thursday afternoons. She always   41   those days when she can do   42  things all afternoon.   43   Anne likes best is the good feeling she gets when she has finished working on a piece of art. And then when she takes it home to   44   her parents, she feels so proud of what she has made.        On Wednesday afternoons, Anne writes articles for the   45    newspaper. When she first moved to her school, she wrote an article about how it   46   to be a new student in a new school. Her   47   article in the news下图为绿色开花植物的水分吸收、运输及蒸发过程示意图，下列说法正确的是（ ）A. a表示根对水分的吸收，吸收的主要部位是根尖的伸长区B. b表示水分由筛管从低往高运输，动力主要来自蒸腾作用C. c表示水分的散失，“门户”是气孔D. 根能从土壤中吸收水分是因为根细胞液浓度小于土壤溶液浓度