第1个回答 2019-08-28
英语中，动词不定式也可认为是一大板块的句型，共分为四种不同的表现方式：
a类：标准式
1.
want
to
do...
2.
like
to
do...
3.
stop
to
do...
4.
have
to
do...
5.
used
to
do...
6.
happen
to
do...
7.
fail
to
do...
8.
decide
to
do...
9.
plan
to
do...
10.ought
to
do...
11.start
to
do...
12.forget
to
do...
13.learn
to
do...
14.remember
to
do...
15.need
to
do...
16.regret
to
do...
17.try
to
do...
18.begin
to
do...
19.hope
to
do...
20.be
likely
to
do...
21.be
able
to
do...
22.be
willing
to
do...
23.be
going
to
do..
24.be
about
to
do..
b类：加宾语式
1.ask
sb.
to
do...
2.decide
sb.to
do...
3.help
sb.
to
do..
4.want
sb.
to
do...
5.teach
sb.
to
do..
6.like
sb.
to
do...
7.invite
sb.
to
do.
8.tell
sb.
to
do...
9.inform
sb.
to
do.
10.order
sb.
to
do...
c类：省略
to
的动词不定式
1.let
sb.
do...
2.feel
sb.
do...
3.see
sb.
do...
4.make
sb.
do...
5.help
sb.
do...
6.hear
sb.
do...
d类：形式主语
+
动词不定式
1.it
is
easy
for
sb.
to
do...
2.it
is
difficult
for
sb.
to
do...
3.it
is
important
for
sb.
to
do...
4.it
is
necessary
for
sb.
to
do...
5.it
is
useful
for
sb.
to
do...
例句：
1.most
of
the
parents
want
their
kids
to
study
hard
at
school.
2.if
you
have
any
problem,please
let
me
know.
3.it
is
important
for
human
beings
to
stop
the
pollutions
all
over
the
world.
4.my
father
made
me
do
a
lot
of
labour
work
when
i
was
young.
5.i
asked
the
boy
not
to
play
too
much
vedio
game
at
home.
6.let's
stop
here
to
have
a
rest
for
a
while.