1 . The river______(流动) so fast in the past that nobody could swim in it. （根据汉语提示单词拼写）

2 . When he heard the exciting news, tears _____(流淌) over his face. （根据中文提示单词拼写）

3 . Enormous capital____________(流动)into these projects in the hope that the network infrastructure would eventually settle into place. (根据汉语提示填空)