I am wondering ______________.

This pair of trainers looks nice ________Sandy because she looks very nice_______ blue

填入下面一段文字横线处的语句，最恰当的一句是( )爷爷不识字，却有大智慧。邻居家的梨树靠近我家菜地，挡了不少阳光，使得我家菜地有些减产，而爷爷从来没有怨言。邻居过意不去，每年梨子熟了就摘最大的梨子送到我家，还顺手帮我家菜地施肥、捉虫。因此，我家菜地的收成总体上并没减少。爷爷便以此为例，告诫我说：“____________________。”

I did not know you were good friends. —You__________. I have known her since she moved here. You were abroad then.

__, he also had a son incollege who had taken a bank loan to pay for his studies.