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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
Being ill Having been ill Though he was ill He was ill
promote promoted promoting to promote
Yes, he did; tires No, he didn’t; tries Yes, he did; tired No, he didn’t; tried
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
persuade instruct encourage discourage
it is; which it was; that it has been; that it was; where
as good as as better as as well as as best as
did all what he could tried his best did everything he could did what he could