非谓语动词。
1. to do 2.-ing 现在分词 过去分词。
谓语：说明主语所做的动作或具有的特征和状态。它有人称、数、时态和语态(主动语态和被动语态)的变化。
he works.
he takes care of the baby.
he will go to shanghai.
he didn’t go to shanghai.
he has gone to shanghai.
you are students.
you look smart.
非谓语：无人称（如你、我、他、她、它、他们），数(单数和复数)的变化，不单独作谓语，但保留动词特点，可以有宾语或状语。
he works.
he wants to work here.
he is working now.
he has done his work.
什么时候使用非谓语动词？
一个句子当中，已经存在一个主句（谓语动词）,又没有连词的情况下， 还有别的动词出现时，这些动词就充当了非谓语动词。
1. tom returned from the manager’s office, telling me that the boss wanted to see me at once.
2. the news meeting, to be held in that hall, has already been crowded with reporters.
3. i heard the girl singing in the classroom.
4. the man talking with my father is mr. wang.
5. to live is to struggle. (生活就是斗争。)
一、不定式与动名词做主语：
1. 动名词做主语往往表示泛指的、一般的行为； 不定式做主语常表示某次具体的行为或将来的动作。
climbing mountains is great fun. 爬山很有趣。 泛指。
to visit china is my next goal. 具体的。
2. 不定式做主语，一般用it当形式主语，把作主语的不定式短语后置。
it took me only five minutes to finish the job.
3. 动名词作主语有时用it作形式主语，把动名词置于句尾。常见于以下句型中：
it’s use/ good / fun…
it’s useful/ nice/ useless…
it’s nice seeing you again.
1a language requires time and effort.
a. learn b. learning c. to learn d. being learned
2. it is not always easyinvitations.
a. to refuse b. refusing c. to be refused d. being refused
3. howthe problem will be discussed at tomorrow’s meeting.
a. to solve b. to be solved c. being solved d. solving
4. itforty-five minutesthere by bus.
a. cost, to get b. takes, getting
c. takes, to get d. takes, to get to
5. it is no goodyou should give
a. to smoke, it up b. smoking, it up
c. smoking, up it d. to smoke, up it
二、不定式与动名词做宾语：
1. 下列动词后常跟不定式做宾语：
只能接不定式作宾语的动词口诀。
决定想做计划需要同意能做被用来做的事。
decide to do sth决定做某事。
want ∕ would like to do sth. 想做某事。
plan to do sth计划做某。
need to do sth需要做某事。
agree to do sth同意做某事。
afford to do能做某事。
be used to do被用来做。
迫不及待下决心做过去常常未能做的事。
can’t wait to do 迫不及待地要做某事。
make up one’s mind to do 下决心做某事。
used to do过去常常做某事。
fail to do未能做某事。
2. 在下列动词或动词短语后常用动名词做宾语。
只能接-ing作宾语的动词口诀。
喜欢花费忙着想象忍不住想要完成练习。
enjoy doing sth喜欢做某事。
spend...doing sth. 花费…做某事。
be busy doing sth. 忙于做…
imagine sb. doing sth. 想象…做某事。
can't help doing sth. 忍不住做某事。
feel like doing sth. 想要做某事。
finish doing sth完成做某事
practice doing sth. 练习做某事。
错过建议保持介意值得考虑。
miss doing sth错过做某事。
suggest doing sth. 建议做某事。
keep (on) doing sth. 保持（继续）做某事。
mind doing sth介意做某事。
be worth doing sth. 值得做某事。
consider doing sth. 考虑做某事。
介词+doing
常考介词：
at, in, on of, off, for, from up, about, without to 等等。
be good at doing sth擅长做某事
be interested in doing sth. 对做某事感兴趣
insist on doing坚持做某事。
be used for doing sth. 被用来做某事。
thank sb. for doing sth. 谢谢某人做某事。
be tired of doing sth厌烦做某事。
be afraid of doing sth. 害怕做某事
put off doing推迟做某事。
stop sb. from doing sth. 阻止某人做某事。
give up doing sth放弃做某事。
without doing sth没有做某事。
think about doing sth. 考虑做某事。
what ∕ how about doing 做某事怎么样？
此to 非彼to
look forward to doing sth. （盼望）
pay attention to doing sth. （注意）
be used to doing sth习惯于）
prefer doing sth to doing sth.（更喜欢）
devote to doing sth致力于）
make a contribution to doing （做贡献）
特殊词精讲：
stop doing/to do
stop to do 停下来去做另一件事，stop doing 停止正在做的某事。
eg:他们停下来吸烟。 they stop to smoke.
我必须戒烟了 i must stop smoking
forget doing/to do
forget to do 忘记要去做某事，forget doing 忘记做过某事。
eg：办公室的灯还在亮着，他忘记关了。(没有做关灯的动作)
the light in the office is still on. he forgot to turn it off.
他忘记他已经关了灯了。（已做过关灯的动作）
he forgot turning the light off.
非谓语动词语法
非谓语动词是一个较难学的，今天我给大家总结一下非谓语动词的使用和练习，希望大家能把非谓语动词学会。非谓语动词是在句子中充当除谓语以外的句子成分的动词形式。是动词的非谓语形式。动词一般在句子中充当谓语。在句中可起名词，形容词，副词的作用，在句中充当主语，宾语，表语，补语，定语或状语。即动词的非谓语形式...
非谓语动词语法讲解
一 非谓语动词的概念。动词的基本用法是作谓语。当句中已经有了谓语动词了，要选或要填的动词就只能用非谓语形式了。非谓语形式有三种 1 动词不定式 to do 2 动词的ing doing 3 动词的过去分词 done 二 三种形式的含义 基本用法 不定式 表示目的和将来 动词的ing 表示主动和进行 ...
非谓语动词语法讲解练习
非谓语动词。非谓语动词 构成 to 动词原形。动词不定式。非在句中的作用 除谓语动词外的任何成分 谓构成 v.ing 语动名词。动用法 主 宾 表 定 词。构成 v.ing v.ed 规则变化 分词。用法 表 补 定 状 一 动名词。一 动名词的构成 动名词一般由 动词原形 ing 构成。二 动名词...