to o - to p
- to operate a ferry boat
- to operate a lawn mower
- to operate a lift
- to operate a machine
- to operate a new plant
- to operate a tour
- to operate a typewriter
- to operate machinery
- to operate on smb
- to operate on smb for smth
- to operate on smb's heart
- to operate on the leg
- to operate on the patient in the acute stage
- to oppose a project
- to oppose patience to fury
- to oppose the decision
- to oppose the idea
- to oppose the proposal
- to order a coat
- to order a large quantity of smth
- to order dinner
- to order dinner for three
- to order flour from a store
- to order goods
- to order meat by telephone
- to order smb to do smth
- to order smth to be done
- to order the gates to be locked
- to organize
- to organize a demonstration
- to organize a hunt
- to organize a race
- to organize a revolution
- to organize a strike
- to organize a tour
- to outlaw war
- to outline an argument
- to outline smb's views
- to overcome a dread of water
- to overcome an adverse balance