第1个回答 2020-04-30
前肯后否，前否后肯，前be后be，前无be后加助,时态一致。
陈述部分的谓语
疑问部分
I/主语
aren't
I
/
are
I
no,nothing,nobody,never,
few,
seldom,
hardly,
rarely,
little等否定含义的词
肯定含义
含有un-,in-.dis-,im-等否定意义的前缀构成的词语时，视为肯定含义
否定含义
ought
to（肯定的）
shouldn't/
oughtn't
+主语
have
to+v.(had
to+v.)
don't
+主语(didn't
+主语)
used
to+v.
didn't
+主语或
usedn't
+主语
had
better
+
v.
hadn't
you
would
rather
+
v.
wouldn't
+主语
you'd
like
to
+
v.
wouldn't
+主语
must
根据实际情况而定
感叹句
be
+主语
指示代词或不定代词
everything,that,
nothing,this
主语用it
并列复合句
谓语根据邻近从句的谓语而定
定语从句,宾语从句主从复合句
根据主句的谓语而定
think,believe,expect,
suppose,imagine等引导
与宾语从句相对应的从句
everybody,anyone,somebody,nobody,no
one
复数they,
单数he
情态动词dare或need
need/needn't
(dare/daren't
)
+主语
dare,
need
为实义动词
do/don't
+主语
省去主语的祈使句
will/won't
you？
Let's
开头的祈使句
Shall
we?
Let
us
开头的祈使句
Will
you?
there
be
相应的谓语动词+there(省略主语代词）
否定前缀不能视为否定词
仍用否定形式
反义疑问句。它表示提问人的看法,没有把握,需要对方证实。
它表示提问人的看法，没有把握，需要对方证实。反义疑问句由两部分组成：前一部分是一个陈述句，后一部分是一个简短的疑问句，两部分的人称时态应保持一致。
1．陈述部分肯定式+疑问部分否定式
2．陈述部分否定式+疑问部分肯定式
They
work
hare,
don’t
they?
She
was
ill
yesterday,
wasn’t
she?
You
didn’t
go,
did
you?
He
can’t
ride
a
bike,
can
he?
请注意以下句型的反义疑问句的用法：
1．当陈述部分的主语是I
,
everyone,
everything,
nobody
时，后面的疑问句应表示为：
I
am
a
student,
aren’t
I
Everyone
is
in
the
classroom,
aren’t
they?
Everything
begins
to
grow
in
spring,
doesn’t
it?
Nobody
will
go,
will
they?
2.
当陈述部分有never，seldom,
hardly，few，little，barely,
scarcely,
nothing
等否定词时，后面的疑问句则表示为：
There
are
few
apples
in
the
basket,
are
there?
He
can
hardly
swim,
can
he?
They
seldom
come
late,
do
they?
3.
当陈述部分是I
think
加从句时，疑问句应和从句的人称时态保持一致。
I
think
chickens
can
swim,
can’t
they?
I
think
Lucy
is
a
good
girl,
isn’t
she?
I
didn't
think
he
was
happy,
was
he?
4.
陈述部分有had
better
时，疑问句应用hadn’t开头：
you’d
better
get
up
early,
hadn’t
you?
5.当陈述部分是祈使句时，疑问句要根据语气来表达
Let’s
go
out
for
a
walk,
shall
we?
Let
us
go
our
for
a
walk,
will
you?
Turn
on
the
radio,
will
you?
6.反义疑问句的回答用yes，
no，
但是，当陈述部分是否定形式时，回答要按事实。如：
They
don’t
work
hard,
do
they?
他们不太努力工作，是吗？
Yes,
they
do.
不，他们工作努力。/No,
they
don’t.
对，
他们工作不努力。