國中英語基測出現過 if 的考題。
Little
Jenny
was
not
sure
if
the
strange
old
man
was
still
following
her
,
but
she
was
just
.
(A)
too
scared
to
look
back
(B)
too
angry
to
talk
(C)
too
tired
to
follow
(D)
too
difficult
to
be
with