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keep off keep down keep out keep from
Keep on trying If you keep on trying Keeping on trying To keep on trying
The moment As soon as Once So long as
trying，to do doing，to do it to try，to do trying，to be done
keep off keep down keep out keep from
Keep on trying If you keep on trying Keeping on trying To keep on trying
for; trying; to do of; trying; doing for; to try; to do of; trying; to be done
As long as Even though As soon as The moment
As long as As soon as As far as As well as
Give up Keep on Give in Turn on
and; on time or; at one time and; in time or; all the time
give to give not give not to give
trying; to do trying; doing it trying; to be done to try; doing it
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