第1个回答 2020-06-19
同学你好，引导状语从句的连词as可以用作关系代词，引导定语从句，因而被称作准关系代词。
1.
准关系代词as引导限制定语从句，用于以下3个结构中，as在从句中作主语、宾语或表语:
a.
so
/
such…as
Such
people
as
were
mentioned
by
him
were
honest.
(as作主语)
I’ve
never
seen
such
a
clever
man
as
he
is.
(as作表语)
Last
term
our
maths
teacher
set
so
difficult
an
(=
such
a
difficult)
examination
problem
as
none
of
us
worked
out.
b.
the
same…as
Modern
statemen
are
often
faced
with
the
same
problem
as
defeated
the
ancient
Romans.
(as
作宾语)
I
like
the
same
book
as
you
do.
(as
作宾语)
c.
as…as
As
many
children
as
came
were
given
some
cakes.
(as
作主语)
He
is
as
diligent
a
man
as
ever
lived.
(as
作主语)
补充:
a.
such…as
与
such…that的区别
such…as
引导定语从句;such…that引导结果状语从句。
They
talked
in
such
simple
English
as
children
could
understand.
他们用孩子们能听懂的简单的英语交谈。
They
talked
in
such
simple
English
that
children
could
understand
it.
他们用十分简单的英语交谈，连孩子们都能听懂。
I
will
provide
you
with
such
things
as
you
may
need.
我要供给你一些你可以用得着的东西。
He
shut
the
window
with
such
a
force
that
the
glass
broke.
他如此用力地关门，结果玻璃碎了。
b.
the
same…as与the
same…that的区别:
the
same…as指两物相似，the
same..描述的是同一物。
This
is
the
same
bag
as
I
lost
yesterday.
这个书包和我昨天丢失的(书包)相似。(相似物)
This
is
the
same
bag
that
I
lost
yesterday.
这正是我昨天丢失的那个书包。(同一物)