攀岩者正在陡峭的岩石上攀登。

The climber is ___ascending a steep rock face.

登山者正在攀登陡峭的山坡。

The climber is ___ascending a steep slope.

他在公司里逐渐升职，现在已经成为了部门经理。

He is ___ascending through the company ranks and has now become a department manager.

随着项目的进展，我们的成本在持续上升。

Our costs are ___ascending steadily as the project progresses.