在上次总统选举中，数百万美国人选择投票支持变革。

In the last presidential election, millions of Americans chose to ___cast ___a ___vote for change.

在公投期间，鼓励公民在仔细审查提案后投票。

During the referendum, citizens were encouraged to ___cast ___your ___vote after carefully reviewing the proposals.

委员会要求所有成员在明天前就预算分配进行投票。

The committee requires all members to ___cast ___a ___vote on the budget allocation by tomorrow.