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has learned would have learned learned had learned
that; when that; which what; when which; that
Why not What for How come So what
With Besides As for Because of
shall not might not needn’t shouldn’t
James Cook crossed crossed James Cook did James Cook cross James Cook crossed
stand many lakes lie many lakes many lakes lie many lakes stand
as fluent as more fluent than so fluently as much fluently than
would have did have will have must have
must drop must have dropped must be dropping must have been dropped
either none neither nobody
normal ordinary usual regular
/; an; the a; the; / the; an; the a; the; the
It’s your opinion I don’t mind It’s all up to you That’s your decision
how is it that what it is that how it is that what is it that