beforetheend
过去将来完成时
should
/
would
have
done
sth.
用法
1、
过去将来完成时表示在过去将来某一时间以前发生的动作,并往往会对过去将来某一时间产生影响。
We
hoped
that
she
would
have
got
the
plan
ready
before
we
came
back.
我们希望她能在我们回来
之前把计划做好。
He
said
he
would
let
me
have
the
book
as
soon
as
he
had
read
it.
他说书一看完就借给我。
2、
过去将来完成时还常用在虚拟语气中,表示与过去的事实相反。如:
If
I
had
seen
him
this
anteroom,
I
would
have
told
him
about
it.
今天下午我要是见到他,我会
告诉他那件事的。
过去将来完成进行时(The
past
future
perfect
continuous
tense).
过去将来完成进行时表示从过去某时看至未来某时以前会一直在进行的动作。
由“should/would+
have
been
+动词现在分词”构成。如:
He
told
me
that
by
the
end
of
the
year
he
would
have
been
living
there
for
thirty
years.