您正在看的高中三年级是:非谓语动词（2）。 心理变化意义的动词时，须接不定式。

　　When we came in, they were beginning to have supper.

　　After his eXPlanation, I began to understand it / realize that I was wrong.

　　(2).有些词后面既可以接不定式.亦可接动名词，但其意义有很大区别，须特别注意：

　　A.remember，forget，regret接动名词，表示完成意义(=having done)，接不定式，表示将来意义：

　　Please remember ________(bring)me the book I want next time.

　　I remember ______(see) her (=having seen her) somewhere before.

　　Don't forget ________(write)to me soon.

　　I never forget ________(visit) (=having visited) them for the first time.

　　I regret _______(miss) that good film last week.(后悔干……事)

　　I regret not ______(take) (not having taken) your advice.

　　I regret ______(say) I can't take your advice. (遗憾=be sorry)

　　B.mean：mean to do=want to do打算，想要……;mean doing：意味着，就是

　　I am sorry, I didn't mean _______(hurt)your feelings，

　　I meant _______(call) on you, but I was so busy.

　　Learning a foreign language doesn't mean just _______(work) in class.

　　C.stop：stop to do停下来，要干另一件事，不定式作目的状语;stop doing停止干……，动

　　名词作宾语。

　　After some time, they stopped _______(work)and had a rest.

　　After walking some time, they stopped ________(have)a rest.

　　D.try：try to do，努力，试图干……事;try doing：试着干……事

　　He searched everywhere and tried _______(find) his key.

　　He came to the city from the countryside and tried________(find) a job.

　　The mother is out and the boy had to try _______(cook) for himself.

　　They tried to succeed and tried ______(do) their eXPeriments again and again.

　　E.want，need，require接动名词表示被动意义，主语与动名词之间为动宾关系。

　　The bike requires _________(repair).

　　These young trees require _____________(look after).

　　The matter needs ________(think)over.(=to be thought over)

　　A Mr. Wang wants _______(see) you.

　　You don't need ________(leave)so early.

　　F.go on：go on to do继续干和原来不同的另一件事，不定式作目的状语。

　　go on doing继续干原来同一件事，动名词作宾语。

　　After a smoke，he went on _______(tell)us that interesting story.

　　After writing the composition he went on _______(work)out his maths problems.

　　G.动词advise，allow，permit，forbid后面接单宾语时用动名词，接复合宾语时用动词不定式。

　　Doctors advise _________ smoking to benefit one's health. 放弃

　　The doctor advised him _________ smoking so as to improve his health. 放弃

　　She doesn't allow (permit) _______ in her room.抽烟

　　H. consider to have done/consider doing(consider…to be)

　　I. be used to doing/be used to do

　　J.can’t help doing/to do

　　2.做宾补：

　　不定式可以表示一次性、具体性行为，以及将来意义的行为。现在分词可以表示当时正在发生的进行意义的行为，亦可表示-个持续时间的延续性的行为动作。过去分词可以表示完成意义的行为或状态，及物动词的过去分词亦有被动意义，不及物动词的过去分词仍是主动意义。

　　When I came in, I saw her _______(dance)happily.

　　I often hear her _____(sing) songs in English in her room.

　　They had the lights _______(burn) all night long.

　　I saw Li Ping ____(pass) by and enter the next room just now.

　　The mother will have the doctor _______(examine)her son again.

　　Tomorrow I'll have my hair ____(cut)

　　When I got home I found the window ______(break)and the thief ____(go) away already.

　　When they returned to their hometown, after an absence of twenty years, they found everything

　　________(change)

　　3.做表语：

　　不定式和动名词做表语解释主语内容，且可以和主语颠倒，意思仍然通顺，回答what的问题。它们有时存在经常性和一次性行为的区别，分词做表语表明主语的性质、特征和状态，不能和主语颠倒，可以回答how的问题。

　　Her job is cleaning offices.(What is her job?) (=___________________________)

　　Our job today is to clean the office.(=____________________________________)

　　The news is very exciting.(How is the news?)

　　They are very tired after a long walk.

　　The door is locked now.

　　The children are well dressed these days.

　　4.做定语：

　　不定式做定语与先行词有动宾、主谓和解释先行词内容等关系。在时态上常是将来意义，现在分

　　词做定语是现在时或进行时态意义;过去分词做定语则是完成时态意义。此外，不定式做定语时只能后

　　置，不可前置，而单个分词做定语可前置，分词短语做定语则须后置。动名词做定语，须前置，且要重

　　读，它表明先行词的用途。而分词做定语表明先行词的性质、特征和状态。

　　a swimming boy=_____________________ 　　a swimming pool=_____________________

　　the boiling water=the water that is boiling 　　drinking water=water for drinking

　　Today I have a letter to write.

　　Please find a man to help us.