Gerund vs. Infinitive: Meaning Change

I clearly remember ___ the front door this morning, so I don't know why it's unlocked now.

Please remember ___ the cat before you leave for work.

I'll never forget ___ the Northern Lights for the first time; it was magical.

Don't forget ___ your umbrella; the forecast says it might rain later.

I tried ___ the window, but it was stuck and wouldn't budge.

If you have a headache, you should try ___ some ginger tea.

We regret ___ you that your application has been unsuccessful this time.

I really regret ___ so much money on that expensive watch.

On his way home, Mark stopped ___ some milk at the local grocery store.

The doctor told her she must stop ___ if she wants her cough to get better.

Working as a pilot means ___ away from home for several days at a time.

I didn't mean ___ you; I was just trying to be honest.

He went on ___ about his vacation for over an hour!

After discussing the budget, the manager went on ___ the new marketing strategy.

I'll never regret ___ the chance to study abroad, even though it was challenging.