Question

求虚拟语气的用法，特别是should型虚拟。

Answer 1

下面列举sh
ould不能省略的两种虚拟语气形式:l
1
在for
fear
that，in
case，lest引导的从句中，若用虚拟语气时，从句谓语为：should+
do。should不能省略
2
虚拟语气的结构为：It
is
(high
/
about)
time
that
+
主语+
动词的过去式/
should
+
do（should不可省略）（优先使用动词过去式），即从句用虚拟过去式。
It
is
time
that
I
went
to
pick
up
my
daughter
at
school.
我该去学校接我的女儿了。
It
is
high
time
you
should
go
to
work.
你早该上班了。
句型It
is
或was
(high)
time
that
+完整句子，句子的谓语动词形式用一般过去时或者should
do形式且该should不可以省略。

Answer 2

.should
在含有条件的虚拟语气中的运用
1，虚拟现在时表示与现在事实相反的假设，其if
从句的谓语形式用动词的过去式(be
一般用were)，主句用would/
should/
could/
might
+动词原形。
2，I’d
come
too
if
I
had
time
to
spare.
虚拟过去时是表示与过去事实相反的假设，if
从句的谓语形式用过去完成时即had＋过去分词，主句用would
/
should
/
could
/
might
+
have
+过去分词。
If
the
hurricane
had
happened
during
the
daytime
there
would
have
beenmore
deaths.
3，虚拟将来时是表示对将来实现的可能性很小的或不确定的假设。If从句的谓语形式用一般过去式或用were
to
/
should
+动词原形，主句用would
/should
/could/
might
+动词原形。
If
I
were
to
met
him
tomorrowshould,
I
should
ask
him
about
it.