-ing or to+ infinitive?

Gapfill exercise

Enter your answers in the gaps. When you have entered all the answers, click on the "Check" button.
I enjoy tv. (watch)
languages is important in life. (learn)
He hopes a doctor one day. (become)
I can’t stand in traffic jams. (sit)
She suggested the museum (visit)
I’d love a cup of coffee. (have)
She tried the door but she couldn’t. (open)
I don’t mind you. (help)
We decided at home. (stay)
I want my bicycle. (ride)
Are frightened of ? (fly)
I am not really keen on . (garden)
I need home now. (go)
She is crazy about sports. (do)
I find relaxing. (jog)
I have finished this exercise. (write)