题目

he win hour swim father seem unlucky hard talk end Rick Hoyt is American and he has a good job at the University of Boston.1 ． , he is in a wheelchair because of a serious illness. He can’t2 ． either and he uses a computer for daily communication. However, he loves sport and wants to challenge3 ． in a triathlon—a sports competition in which people swim 4 kilometers, bike 180 kilometers and run 42 kilometers. How can Rick make it as he can’t swim, bike or run and sits in a wheelchair? It4 ． to be an impossible dream for him to realize. Rick can take part because he does it with hi依次填入下面文字横线处的句子，与下文衔接最恰当的句序是     （   ）木桥下是一条冬日干涸了的渠道。       。木桥简陋不堪，       。黄土下参差不齐的芦苇把子，几乎耷拉到结着一层泥皮的渠底，      。①渠坝两旁挺立着枯黄的冰草，纹丝不动②枯黄的冰草，纹丝不动，挺立在渠坝两旁③来往的大车，已经把桥面铺的黄土碾成了细细的粉末④桥面铺的黄土，已经被来往的大车碾成了细细的粉末⑤以致看起来桥面要比实际的宽度宽得多⑥以致桥面的实际宽度要比看起来宽得多