房屋所有权证明已经发下来了。

The certificate of ___ownership for the house has been issued.

我们需要核实这辆车的所有权证明。

We need to verify the ___ownership documents for this car.

学生们对自己的科学实验项目表现出强烈的自主性。

The students showed great ___ownership of their science experiment project.