keep on (doing something)
She kept on talking
keep SO/ST from (doing something)
I kept her from making the same mistake.
keep ST for SO
He wants to keep the toy for his daughter.
He knows a lot about that subject.
She laughed about what the children had done.
We always laugh at his jokes.
I need to learn more about that topic.
lend ST to SO
I lent my dictionary to her.
The mechanic said I should listen for any squeaking sounds.
He loves to listen to his MP3 player on the subway.
I long for a week on the beach in Hawaii.
Look at this old picture of my grandmother.
look forward to
I look forward to meeting her parents.
meet with SO
We will meet with the organizers next week.
mistake SO/ST for SO/ST
I mistook him for his twin brother.
He nodded at the others.
He nodded to them.
Do you object to my smoking?
The surgeon operated on the conjoined twins.