直到他看见账单才明白自己花了很多钱。

It ___dawned on him how much money he had spent when he saw the bill.

当太阳刚刚在湖面上露头时，渔民们就出发了。

The fishermen set out as the sun ___dawned over the lake.

他突然意识到自己犯了个错误。

It ___dawned on him that he had made a mistake.