当根尖成熟区表皮细胞液的浓度大于土壤溶液的浓度时，水分子的运动情况是[ ]

A．水分子只进不出

B．水分子只出不进

C．单位时间内进入细胞的水分子数多于从细胞中出来的水分子数

D．单位时间内从细胞内出来的水分子数多于进入细胞的水分子数

— Have you ever been to Australia? 

— Never, but I have been looking forward _____ such a chance for further study there. [ ]

A. to give

B. to be given

C. to giving

D. to being given