no sooner.........than的用法是什么啊？

Question

No sooner had the words been spoken than he ________that he was foolish. A.realizes B.had realized C.realized D.has realized

Answer 1

no
sooner
than
As
soon
as:
一…就…：
No
sooner
was
the
frost
off
the
ground
than
the
work
began.
地上的霜一消散，人们就开始工作了
No
sooner,
as
a
comparative
adverb,
should
be
followed
by
than
not
when,
as
in
these
typical
examples:
No
sooner
作为比较级形式的副词，
其后应跟than
而不是
when
，
如下面这些典型例子：
No
sooner
had
she
come
than
the
maid
knocked.
她一来女佣就敲门了。
I
had
no
sooner
left
than
she
called.
我刚走她就打来了电话