We look forward to the day when the motorcar has beenreplaced by some less dangerous ______of transport

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。

Jenny, I need some milk.—OK, Mum.____ do you need

Are you still thinking about yesterday’s party?-Oh, that’s ________.[ ]

is getting older and older, perhapsinto his second , playing with hisgrandson’s toy trains all day long.