Dennis Oliver's Phrasal Verbs: F

face up to (inseparable): admit to; take responsibility for.

"You can't pretend that you're doing OK in this course, Joe. Sooner or later, you'll have to face up to the fact that you're failing it."

fall through (no object): not happen. (Note: describes something that was planned but didn't happen.)

"We had originally intended to go to Mexico for our vacation, but our trip fell through when I got sick."

fall through (no object): not happen. (Note: describes something that was planned but didn't happen.)

"We had originally intended to go to Mexico for our vacation, but our trip fell through when I got sick."

feel up to (inseparable): feel strong enough or comfortable enough to do something.

"I know the accident was a terrible shock. Do you feel up to talking about it?"

figure out (1. separable): logically find the answer to a problem; solve a problem by thinking about it carefully.

"For a long time I couldn't understand the last problem, but I finally figured it out."

figure out (2. separable): understand why someone behaves the way she/he does.

"I can't figure Margie out. Sometimes she's very warm and friendly and sometimes she acts as if she doesn't know me."

fill in (1. separable): add information to a form.

"The office needs to know your home address and phone number. Could you fill them in on this form?"

fill in (on) (2. separable): supply information that someone doesn't know.

"I wasn't able to attend the meeting yesterday, but I understand that it was important. Could you fill me in? / Could you fill me in on what was discussed?"

fill in for (inseparable): temporarily do someone else's work; temporarily substitute for another person.

"Professor Newton is in the hospital and won't be able to teach for the rest of the term. Do you know who's going to fill in for her?"

fill out (1. separable): complete a form by adding required information.

"Of course I completed my application! I filled it out and mailed it over three weeks ago!"

fill out (2. no object): become less thin; gain weight.

"Jerry used to be really skinny, but in the last year he's begun to fill out."

find out (about) (inseparable): learn / get information (about).

"I'm sorry that you didn't know the meeting had been canceled. I didn't find out (find out about it) myself until just a few minutes ago."