We have been talking about the travel plan for two hours．I think

We have been talking about the travel plan for two hours．I think it’s time we（）a decision．

make

made

will make

have made

本题考查的是虚拟语气的使用。

It is (high) time that...为对现在的虚拟，从句谓语用一般过去式，故选择B选项。

句意：我们已经就旅行计划讨论了两个小时，是时候我们作出决定了。