定语从句在什么情况下只用that 在什么情况下只用which?

Question

如下面这个句子，He changed his mind ,____made us very angry. A. that B. which 跟据非限制性定语从句只能由B. 但还有一条that 能用来指前边整个句子，这关系词是用来指he changed his mind.

Answer 1

根据非限制性定语从句只能由B。如果改成句号，就可用that，用来指前边整个句子．
在下面几种情况下必须用“that”引导定语从句：
1.
当先行词前有一个最高级形容词所修饰时。如：
This
is
one
of
the
most
exciting
football
games
that
I
have
ever
seen.
这是我所看过的足球赛中最激烈的一场。
2.
当先行词前有一个序数词所修饰时。如：
The
first
thing
that
you
could
do
was
to
turn
off
the
light.
你首先要做的就是熄灭灯。
3.
先行词为
all
、
everything
、
nothing
、
something
、
anything
、
little
、
much
、
none
等不定代词时（
something
后也可用
which
）。如：
All
that
we
have
to
do
for
our
students
is
to
tell
them
how
to
speak
English
in
class.
我们为学生所要做的事情就是告诉他们如何在课上说英语。
I'm
going
to
buy
everything
that
I
need.
我要去买我所需要的一切东西。
4.
当先行词前面有
only
、
all
、
any
、
no
等词修饰时。如：
The
only
thing
that
he
could
do
was
to
run
away.
他唯一要做的就是逃跑。
There
are
no
people
that
things
must
not
happen
to.
不碰到事故的人是没有的。
5.当先行词既有人又有物时:
They
talked
of
things
and
persons
that
they
remembered
in
the
school.