track down 的动词变位表
Simple tenses
Present
I
track down
you
track down
he/she/it
tracks down
we
track down
you
track down
they
track down
Past
I
tracked down
you
tracked down
he/she/it
tracked down
we
tracked down
you
tracked down
they
tracked down
Present Perfect
I
have
tracked down
you
have
tracked down
he/she/it
has
tracked down
we
have
tracked down
you
have
tracked down
they
have
tracked down
Past Perfect
I
had
tracked down
you
had
tracked down
he/she/it
had
tracked down
we
had
tracked down
you
had
tracked down
they
had
tracked down
Will-Future
I
will
track down
you
will
track down
he/she/it
will
track down
we
will
track down
you
will
track down
they
will
track down
Going to-Future
I
am
going to
track down
you
are
going to
track down
he/she/it
is
going to
track down
we
are
going to
track down
you
are
going to
track down
they
are
going to
track down
Future Perfect
I
will have
tracked down
you
will have
tracked down
he/she/it
will have
tracked down
we
will have
tracked down
you
will have
tracked down
they
will have
tracked down
Continuous tenses
Present
I
am
tracking down
you
are
tracking down
he/she/it
is
tracking down
we
are
tracking down
you
are
tracking down
they
are
tracking down
Past
I
was
tracking down
you
were
tracking down
he/she/it
was
tracking down
we
were
tracking down
you
were
tracking down
they
were
tracking down
Present Perfect
I
have been
tracking down
you
have been
tracking down
he/she/it
has been
tracking down
we
have been
tracking down
you
have been
tracking down
they
have been
tracking down
Past Perfect
I
had been
tracking down
you
had been
tracking down
he/she/it
had been
tracking down
we
had been
tracking down
you
had been
tracking down
they
had been
tracking down
Will-Future
I
will be
tracking down
you
will be
tracking down
he/she/it
will be
tracking down
we
will be
tracking down
you
will be
tracking down
they
will be
tracking down
Going to-Future
I
am
going to be
tracking down
you
are
going to be
tracking down
he/she/it
is
going to be
tracking down
we
are
going to be
tracking down
you
are
going to be
tracking down
they
are
going to be
tracking down
Future Perfect
I
will have been
tracking down
you
will have been
tracking down
he/she/it
will have been
tracking down
we
will have been
tracking down
you
will have been
tracking down
they
will have been
tracking down
Conditional
Conditional
I
would
track down
you
would
track down
he/she/it
would
track down
we
would
track down
you
would
track down
they
would
track down
Conditional Past
I
would have
tracked down
you
would have
tracked down
he/she/it
would have
tracked down
we
would have
tracked down
you
would have
tracked down
they
would have
tracked down
Imperative
track down
Impersonal
ing-Form
tracking down
Past Participle
tracked down