Gerunds and Infinitives (Change in Meaning)

Please remember (a)   (buy) eggs at the supermarket today.

Jason stopped (a)    (play) the piano when he was 6 because he broke his arm.

Oh no! I forgot (a)   (ask) him the question. I'll have to call him again.

Janice stopped (a)   (make) a telephone call before she continued with her shopping. 

What's the worst thing you regret (a)   (do) in your life?

Have you ever forgotten (a)   (get) a present for your wife on your anniversary?

Alan stopped (a)   (drink) years ago because of a serious liver problem.

I regret (a)   (tell) you that we are going out of business next month.

I remember (a)   (play) football when I was in high school. Unfortunately, I didn't play much during the games.

My boss went on (a)   (speak) for about 2 hours.