不带to的动词不定式通常有下面十八种情况
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不带to的动词不定式通常有下面十八种情况
动词不定式通常带有符号to，叫做带to的动词不定式(infinitive
with，动词不定式有时不带符号to，叫
做不带to的动词不定式
不带to的动词不定式通常有下面十八种情况
一、与助动词do连用构成谓语动词的否定、疑问和强调形式。
(2)Does she work here？
(4)Did they
(6)They did come
二、与情态动词连用构成复合谓语
(3)Dare he
swim across the river?
(4)We must work,and
(5)Could you do
something for me?
(6)You shall go
(7)He might be
working in the office now.
(8)I don't think you need have come yesterday.
(9)They should be here by now.
(10)If you will go into the fields and turn over a
few big stones,you are sure to uncover a city of
但与情态动词ought(to)连用时通常带to，和used(to)连用时必须带
三、在表示感觉的动词如：see,,watch,hear,listen
to,feel,notice,observe,perceive(觉察，看见),behold（书面用语
“见到”）等后
用作宾语补足语的动词不定。
(1)I saw
her cross the
(2)He looked at the children walk up the hill.
(4)I heard her
(6)I felt the
(7)I didn’t notice you
(9)I did not
perceive anyone come in.
(10)He beheld
但除notice,watch不用被动语
态外，上述动词变成被动语态时，其后的动
词不定式就不省to
(2)She was
四、使役动词make,let,have,bid,
leave(=let)后作宾语补足语的动词不定式不带
(4)Bid him go
home.
动词have通常不用于被动语态，make和bid可用于被动语态，le
t偶尔也
可用于被动态，用作主语补足语的动词不定式通常带to，但在make和let后有
时可以不带to
(2)He was
made(t
五、never与know连用其后作宾语补足语的动词不定式可省to，其时态多为完成时态。
(1)I never knew him act without
thinking.
(2)I've
never known it snow in July before.
(3)I had never known
有时ever与known连用也有上述用法。
(1)Have you ever known me tell a
六、在find后作宾语补
定语的动词不定式有时可以省to，但如动词为be，那么一般不省to，要省一起省
略
(2)I find the
(3)I found this to be true in
all the cities.
(4)We found him (to be) honestdishonest.
七、在cannot but,cannot help but,can not choose
but, had better(best),would(had)
rather(sooner)…than…, would as
soon…as…后的动词不定一般不带to
(1)When the
country calls you for help,you cannot but go.
(2)He can't help but feel
sorry for her.
(3)he cannot choose
but obey.
(4)I
had better leave now,or I'll be late.
(6)I would rather go mountain—
(7)My aunt invited me to the
movies,but I said I had rather go on a picnic with
the
girls.
(9)He would sooner resign than take part in such
dishonest business
(11)He said he'd sooner die than betray his
friend.
八、在but(=except),besides,than后的动词不定式一般要
带to，但如果其前有作谓语的
实义动词do，则不定式不带
(1)The soldier has no choice but to obey.
(2)He did not have any choice but
to obey.
(4)The
children found there was nothing they could do
with their money,except
spend it on sweets.
(5)There seemed nothing else to do
but(to)send for a
doctor.(but前的实义动词do
不作谓语，but后的不定式可带to，也可不带
九、不定式作表语时，如主语部分含有实义动词do，且句子的时
态为一般现在时或一般过
去时(多为is或was)，不定式可以带to也可不带to
如句子的动词时态不是一般现在时或一般过去时，作表语的动词不定式一般要带
(1)She knew that all she would have to do would be
to stop cr
十、rather
than位于句首时，其后用不带to的不定式，但rather
than在句中时，其后的动词不定式可以带to，也可以不带
(3)He prefers to
十一、在动词help后作宾语补足语的动词不定式可以带to，也可以不带，在英国英语中
，多用不带to的
不定式，但在英国英语中，help+宾语+不定式结构中，用不带to的不定式表示
主语直接参与不定式的表
示的动作，用带to的不定式表示主语没有直接参与不定式的表示的动作。
(2)He helped
但在被动语态中，help后的不定式要带
在help(to) do
sth不定式符号to可省略。
十二、两个或两
个以上的动词不定式并列在一起时，第一个不定式带to，后面的不定式一般省去
但如果是在对照场合，则不省去
(2)The purpose of new technologies is to make life
easier,not to
十三、than连接两个动词
不定式没有对比关系时，后一个不定式可以省
(1)You might
do worse than(to) do as he does.
(1)I know better than to believe
him.
(2)The beaten enemy had no
choice than to surrender.
下句中的more
than(=only)可以看成复合副词，后面的动词不定式不带to
十四、在why,why not后的不定式不带to
(2)Why not join
(3)Why don't
下面句子中than连接的不是两个动词不定式than后的动词不定式通常要带
十五、实义动词dar
e在现代英语口语中，其所在的否定句或疑问句中，它后的动词不定式可省to，尤其
在一般过去时中
(2)We do not dare
(4)Did he dare
十六、在口语中，特别是在美国，祈使语气谓语动词和构成谓语的不定式go后面的不定式往往不带to
(2)I'll go
(2)I'll go and see
这种用法在英国口语中比较少见，一般在动词go后用连词
十七、在和would you
please…?句型中，要用不带to的不定式。
(1)Will
you please gi
(2)Will you
十八、Better+动原(口语中用
(2)Better go at once.
不带to的动词不定式通常有下面十八种情况
动词不定式通常带有符号to，叫做带to的动词不定式(infinitive
with，动词不定式有时不带符号to，叫
做不带to的动词不定式
不带to的动词不定式通常有下面十八种情况
一、与助动词do连用构成谓语动词的否定、疑问和强调形式。
(2)Does she work here？
(4)Did they
(6)They did come
二、与情态动词连用构成复合谓语
(3)Dare he
swim across the river?
(4)We must work,and
(5)Could you do
something for me?
(6)You shall go
(7)He might be
working in the office now.
(8)I don't think you need have come yesterday.
(9)They should be here by now.
(10)If you will go into the fields and turn over a
few big stones,you are sure to uncover a city of
但与情态动词ought(to)连用时通常带to，和used(to)连用时必须带
三、在表示感觉的动词如：see,,watch,hear,listen
to,feel,notice,observe,perceive(觉察，看见),behold（书面用语
“见到”）等后
用作宾语补足语的动词不定。
(1)I saw
her cross the
(2)He looked at the children walk up the hill.
(4)I heard her
(6)I felt the
(7)I didn’t notice you
(9)I did not
perceive anyone come in.
(10)He beheld
但除notice,watch不用被动语
态外，上述动词变成被动语态时，其后的动
词不定式就不省to
(2)She was
四、使役动词make,let,have,bid,
leave(=let)后作宾语补足语的动词不定式不带
(4)Bid him go
home.
动词have通常不用于被动语态，make和bid可用于被动语态，le
t偶尔也
可用于被动态，用作主语补足语的动词不定式通常带to，但在make和let后有
时可以不带to
(2)He was
made(t
五、never与know连用其后作宾语补足语的动词不定式可省to，其时态多为完成时态。
(1)I never knew him act without
thinking.
(2)I've
never known it snow in July before.
(3)I had never known
有时ever与known连用也有上述用法。
(1)Have you ever known me tell a
六、在find后作宾语补
定语的动词不定式有时可以省to，但如动词为be，那么一般不省to，要省一起省
略
(2)I find the
(3)I found this to be true in
all the cities.
(4)We found him (to be) honestdishonest.
七、在cannot but,cannot help but,can not choose
but, had better(best),would(had)
rather(sooner)…than…, would as
soon…as…后的动词不定一般不带to
(1)When the
country calls you for help,you cannot but go.
(2)He can't help but feel
sorry for her.
(3)he cannot choose
but obey.
(4)I
had better leave now,or I'll be late.
(6)I would rather go mountain—
(7)My aunt invited me to the
movies,but I said I had rather go on a picnic with
the
girls.
(9)He would sooner resign than take part in such
dishonest business
(11)He said he'd sooner die than betray his
friend.
八、在but(=except),besides,than后的动词不定式一般要
带to，但如果其前有作谓语的
实义动词do，则不定式不带
(1)The soldier has no choice but to obey.
(2)He did not have any choice but
to obey.
(4)The
children found there was nothing they could do
with their money,except
spend it on sweets.
(5)There seemed nothing else to do
but(to)send for a
doctor.(but前的实义动词do
不作谓语，but后的不定式可带to，也可不带
九、不定式作表语时，如主语部分含有实义动词do，且句子的时
态为一般现在时或一般过
去时(多为is或was)，不定式可以带to也可不带to
如句子的动词时态不是一般现在时或一般过去时，作表语的动词不定式一般要带
(1)She knew that all she would have to do would be
to stop cr
十、rather
than位于句首时，其后用不带to的不定式，但rather
than在句中时，其后的动词不定式可以带to，也可以不带
(3)He prefers to
十一、在动词help后作宾语补足语的动词不定式可以带to，也可以不带，在英国英语中
，多用不带to的
不定式，但在英国英语中，help+宾语+不定式结构中，用不带to的不定式表示
主语直接参与不定式的表
示的动作，用带to的不定式表示主语没有直接参与不定式的表示的动作。
(2)He helped
但在被动语态中，help后的不定式要带
在help(to) do
sth不定式符号to可省略。
十二、两个或两
个以上的动词不定式并列在一起时，第一个不定式带to，后面的不定式一般省去
但如果是在对照场合，则不省去
(2)The purpose of new technologies is to make life
easier,not to
十三、than连接两个动词
不定式没有对比关系时，后一个不定式可以省
(1)You might
do worse than(to) do as he does.
(1)I know better than to believe
him.
(2)The beaten enemy had no
choice than to surrender.
下句中的more
than(=only)可以看成复合副词，后面的动词不定式不带to
十四、在why,why not后的不定式不带to
(2)Why not join
(3)Why don't
下面句子中than连接的不是两个动词不定式than后的动词不定式通常要带
十五、实义动词dar
e在现代英语口语中，其所在的否定句或疑问句中，它后的动词不定式可省to，尤其
在一般过去时中
(2)We do not dare
(4)Did he dare
十六、在口语中，特别是在美国，祈使语气谓语动词和构成谓语的不定式go后面的不定式往往不带to
(2)I'll go
(2)I'll go and see
这种用法在英国口语中比较少见，一般在动词go后用连词
十七、在和would you
please…?句型中，要用不带to的不定式。
(1)Will
you please gi
(2)Will you
十八、Better+动原(口语中用
(2)Better go at once.