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The word ago
follows an expression of
time. It indicates a
time prior to the
present. It is used with
the simple past tense.
I saw Jan five days
ago.
Kate left a few minutes
ago
The word before
is used stead of ago, to
indicate a time earlier
than another time in the
past. It takes the same
position as ago.
Texas become a part
of the Union in 1845. It
had been an independent
republic a long time
before.
Already is
used in affirmative
statements and yet
is used in negative
statements. Already
usually comes before
the main verb or after
the first auxiliary (and
after am, is, are, was
and were), but it may
also come after the verb
and its complement, if
any. Yet
customarily comes
after the verb and
its complement, if any.
Both words usually
accompany the present
tense, the present
perfect or the past
perfect tense.
The guests are
already here.
The guests are here
already.
I have already seen
that movie.
I have seen that movie
already.
The guests are not
here yet.
No one has done it yet.
I have not seen that
movie yet.
In both affirmative
and negative questions
yet is customarily used.
In questions already
conveys a sense of
surprise.
Have your finished
your composition yet?
You have only a few more
minutes.
Have you finished your
composition already? You
are very speedy.
Haven´t you met Mr.
Warner yet? Well, I will
introduce you to him.
Haven´t you already met
Mr. Warner? I thought
you did last week. |