他说我们应该见面，但没有指定时间。

He said we should meet but didn't ___specify a time.

和平条约明确规定了撤军的条件。

The peace treaty clearly ___specifies the terms for the withdrawal of troops.

我的合同规定，如果我辞职，必须提前一个月通知。

My contract ___specifies that I must give a month's notice if I leave my job.