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Dennis Oliver's Phrasal Verbs: K
keep on (1. inseparable--followed by an -ing verb):
"I'm not ready to stop yet. I think I'll keep
on working for a while."
keep on (someone) (2. inseparable): continue to remind
someone to do something until he/she does it (even if this irritates
"Bill's very forgetful. You'll have to keep on
him or he'll never do all the things you want him to do."
kick out (separable): expel; force someone to leave because
of his/her poor performance or unacceptable behavior.
"Jim's club kicked him out because he
didn't pay his dues or come to meetings."
knock out (separable): make unconscious.
"The boxing match ended when one boxer knocked
the other one out."
"That medicine really knocked me out. I slept for 14
knock oneself out (separable): work much harder than normal
or than what is expected.
"We completed the project on timebecause of Chuck. He
knocked himself out to be sure we didn't miss the