off是什么词性啊?在这句子里,形容词还是副词?

1、i
have
5
days
off.我要请5天假。
off
这里是副词，不是后置定语，是固定短语搭配。
2
树木变的越来越多
/
越来越少
the
trees
are
becoming
more
and
more
/
fewer
and
fewer。
一般都说：there
will
be
more
and
more
trees./there
will
be
fewer
and
fewer
trees.
more
and
more
,
less
and
less
可以做表语。
3
我们之间交流的越来越多
/
越来越少
we
will
have
more
and
more
communications.
we
will
have
fewer
and
fewer
communications.
4
他旅游的次数越来越多
/
越来越少
he
will
traval
more
and
more
./he
will
traval
less
and
less.
5
你迟到多久了？
/
你迟到几分钟啦？
how
long
were
you
late?
how
many
minutes
were
you
late
?
6
我迟到了7分钟
i
was
late
(for)7
minutes.
7
我来迟了5分钟，火车已经开走了.
i
came
late
5
minutes.
the
train
had
already
left.

这里的time
off
是名词
而off书里面有了是形容词.
off是来修改time的
这个结构不需要理解的太清楚
主要是这句要注意是
We
are
spending
some"
time
off
"with
Lingling's
uncle
in....
一些休假
而不是
We
are
spending
"some
time"
off
with
Lingling's
uncle
in....