so that 和so as to的用法有什么区别

Question

如题所述

Answer 1

so
that
后面加句子，that引导从句；so
as
to
后面加动词原形，to是不定式结构的一部分。

Answer 2

在表示目的时，so
that后接从句，相当于in
order
that.
so
as
to
后接动词原形，相当于in
order
to.
但是so
as
to不能放在句首。例如：
They
set
out
early
in
order
that
/so
that
they
could
catch
the
first
bus.
=
They
set
out
early
in
order
to
/so
as
to
catch
the
first
bus.
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