根据句意及汉语提示完成单词.

① Have you (曾经)taken the subway alone late at night?  

②She won first (奖)in the 100-meter race.  

③It was his (梦想)to play football for his country.  

④We can not (付得起)the cost of two telephones.  

⑤It was a (遗憾)that you missed the party.