(2014·石家庄高中复习教学质检)I always try to be________to others when walking my pet dog along a pavement and step to the side with my dog to let them pass by.

strange that you ______ for Maggie’s address. I just got a letter from her—the first one since her family moved on August 31, 1999.

What can I do for you?— This dress is too small. Is it _____________ in a larger size?

依次填入下列横线处的词语，最恰当的一组是中华民族是个与石头有着不解之缘的民族，中国的石头文化 。追溯到八千年前，先民已经在玩玉石了。人们对玉石的 催生了“黄金有价玉无价”的观念，进而 为“谦谦君子，温润如玉”的石文化。中国人爱石，将石当作朋友， 当作自我生命的象征，以石来抚慰心灵，通过石头来看宇宙人生的大道理。

Hi! You look unhappy today._______ 一Nothing serious.