They went home when they{ }(spend)all their money.用spent 还是had spent

问题描述:

They went home when they{ }(spend)all their money.用spent 还是had spent

They went home when they had spent all their money.这就是答案?they went home回家用了过去式那么 是把钱全部花完之后才回的家所以 花钱的动作 是在回家之前那么就应该用 过去的过去--- 过去完成时 (had done)