第1个回答 2020-04-13
1.
The
computer
is
very
useful
in
our
life,
isn't
it?
2,lily
does
well
in
english,
doesn't
she?
3,she
didn't
go
to
the
park
yesterday,
did
she?
4,there
is
little
water
in
the
bottle,
isn't
there?
5,you
have
never
been
to
another
country,
have
you?
6,you
never
have
dumplings,
have
you?
7,let's
go
out
for
a
week,
shall
we?
8,don't
talk
loudly,
will
you?
9,nobody
will
go
there
toworrow,
will
they?
10,he
read
a
book
last
night,
didn't
he?
11,there
will
be
a
football
match
next
week,
isn't
there?
12,he
must
stay
at
home
because
he
has
much
work
to
do,
mustn't
he?
must
规律:
当陈述部分含有情态动词must时，
1
must表示“必须”，疑问部分用mustn't
2
must表示“有必要”，疑问部分用needn't
3
must表示“准测”，疑问部分一般不用情态动词，而和情态动词后的动词保持一致。