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most carefully much more careful much more carefully the most careful
will do his best did well in is good at did his best
persuade instruct encourage discourage
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promote promoted promoting to promote
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will do his best did well in is good at did his best
served has served had served has been serving
served has served had served has been serving
as good as as better as as well as as best as
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it is; which it was; that it has been; that it was; where
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did everything he could did what he could
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