why does the date september 11 2001 have meaning to most Americams 老师出的问题,

why does the date september 11 2001 have meaning to most Americams 老师出的问题, why does the bird fly Why does he throw the apples away? why does the man lose his Why does the boy think that? Why does the Earth move?Why does it rotate around the Sun?Why does it spin anticlockwise? why does the star go on shining?why does the sea rush to the shore? why does the wind blow?如何划分句子why does the wind blow?如何划分句子成分 Why are young men unwilling to date the daughter of the Fortunes why does the boy tell the lie 翻译 Why does the policeman run after the young man?回答 Why does the boy look at the elephant是什么意思 What does the fox say?能去掉does吗额,What does the fox say?的does可以去掉吗?Why? will you pay the bill when you have a dinner date with your girlfriend?RT why? why does the little Water Drop fall?怎么回答 why does the little Water Drop fall?怎样用英语回答 Why does Tom throw butter out of the window? Why does the bride wear in redin English