| 1 | fill sb. in on |
| 2 | film selection committee |
| 3 | final exam |
| 4 | financial aid |
| 5 | finish up |
| 6 | finishing touch |
| 7 | first class ticket |
| 8 | fit as a fiddle |
| 9 | fit in for an appointment |
| 10 | fit it in |
| 1 | fitness center |
| 2 | fix a snack |
| 3 | fly by |
| 4 | focus on |
| 5 | follow someone‘s example |
| 6 | follow the instructions/directions |
| 7 | food for thought |
| 8 | football field |
| 9 | football season |
| 10 | football stadium |
| 11 | for a change |
| 12 | for a little bit |
| 1 | for a moment |
| 2 | for fun |
| 3 | for nothing |
| 4 | for sale/not for sale |
| 5 | for the best |
| 6 | for the life of me |
| 7 | forget about it |
| 8 | forget to do sth. |
| 9 | free up |
| 10 | from now on |
| 11 | from time to time |
| 1 | from top to bottom |
| 2 | front desk |
| 3 | gardening club |
| 4 | gas stove |
| 5 | genetic engineering |
| 6 | get (set, start) off on the wrong foot |
| 7 | get… in order |
| 8 | get a ride |
| 9 | get along |
| 10 | get along without |
| 11 | get a lot out of sth |
