Liping I are in charge of the work.
My farther asks my sister me to have dinner with him tomorrow.
My bag is yellow， his(his bag) is black theirs(their bags) are brown.
Please help yourself to some tea.(宾语)
The boy is too young to look after himself.(宾语)
I'll be myself again in no time.(表语)
The desk itself is not so heavy. (同位语)
指示代词包括this， that， these， those 和such， 在句子中可以作主语、定语、表语、宾语等(such不作宾语)。
that和those有时分别用来代表前面提到的不可数名词和名词复数，以避免重复。而可数名词单数往往用the one 或that one 来代替。用the one 的时候更多一些。如：
These machines are better than those we turned out last year. 生产
The oil output of this year is much higher than that of last year. 产量
The best wine is that from France.
My room is lighter than the one next door.
I'll take the seat next to the one by the window.
The film is more funny than that one.
They have no time to read the books. That's their trouble.
She was ill yesterday. That's why she was absent.
What I want to say is this： Pronunciation is very important in learning English.
this 和that 有时还可以用来表示程度。如：
I don't want that much.
The book is about this thick.
疑问代词包括what， which， who， whom， whose， 可以用来构成特殊疑问句，也可以引导名词从句。 What， which， who在句子中作主语或宾语，whom作宾语，whose作定语。如：
Which do you prefer， the yellow one or the white one? (宾语)
What's your sister?(表语)
The man who is talking with my mother is an engineer.(引导定从句)
The old man whose son is studying abroad is our formal dean of the department. (引导定从句)
I don't remember whom I have lent my dictionary to. (引导宾语从句)
疑问代词what， which， who， whom后面可以加ever来加重语气。如：
Whoever can be calling at this time of the night ?谁这么深更半夜来找人?
I'll say whatever comes into my head.
Take whichever book you like.
不定代词包括both， either， neither， all， none， no， one， each， every， few， a few， little， a little， many， much， some， any， other， another， 以及some， any， no， every构成的合成代词。
(一)both， either， neither
My sister is good at planning her time so that she always has enough time for both work play.(be good at 擅长做某事)
Neither of the answers is right.
Either of the books belongs to you.
You I are both to blame.
You both agreed to stay.
Both 放在实意动词前，系动词be 的后面。
(二)all， none， no， one
All of us are fond of sports. (be fond of 爱好)
We are all for him. (be for sb 支持某人)
Grasp all， lose all. 什么都抓，什么都抓不住。(谚)
None of them know how to read write.
None of them has had that kind of experience.
no表示“没有”，在句子中只能作定语，相当于not a 或not any，not否定动词，no否定名词。
Time tide wait for no man. 岁月不等人。(谚)
I'm no dancer. (I'm not a dancer.)
Your answer is a good one.
I don't like coloured envelopes. I like white ones.
each 和every表示“每一个”，every 在句子中只能作定语，each 可以作主语、宾语、定语、同位语。
The headshook hands with each of the teacher.(shake hands with 握手)
The students try to set aside a little money each month.(set aside 节约)
From each according to his ability， to each according to his needs(work)。各尽所能，按需分配。
I have every reason to believe that she can finish the job well.
There is every possibility of our winning the game.
every 还常用在every little while (每隔一会)，every other day， every three days(每隔两天)，every ten miles(每隔十英里)， every now then (不时)，every four years， every other line， one out of every three students.
(四)few， a few， little， a little， many， much
few， a few， many 修饰或指代可数名词，little， a little， much修饰或指代不可数名词。few， little表示否定，a few， a little表示肯定，much常用于否定句中。
Many hands make light work. 人多好办事。(谚)
Few words are best. 话少最好。(谚)
They don't take much interest in it.
I know little about it.
There's a little water left in the jar.
Few of them have been to India.
I've read a few books written by Dickens.
(五)other， the other， others， the others， another
Forty people came to the meeting. Two of them were from Japan， the others from America.
Many people came to attend the meeting. Some were from Japan， others were from America.
The United States， unlike many other countries， receives a large number of immigrants every year from all over the world.
The twin sisters are so alike that we find it difficult to tell one from the other.(so……that 如此以至于 tell sb. from 区分)
The task will be finished in another three days.
Four of them are in the classroom. What about the others?
Please give me another example to illustrate your point.
It took me five minutes to finish reading the exercise.
It cost me five yuan to buy the pen.
The color TV set costs me more than 2，000 yuan.
I spent ten hours in finishing the work.
I spent twenty yuan on the shirt.
It is no use crying now. You'd better study hard now.(it is no use doing sth. )
To his surprise， it turned out that Tom failed the entrance examination.(to one's surprise 使某人感到惊奇)
It's a pity that you didn't watch the match.
It is necessary for us to have some exercise every day.
They all regard it their duty to help the poor people.
I don't think it worthwhile taking so much trouble.(It's worthwhile doing. 做……事是值得的)
We find it difficult to learn English without practicing.
I don't think it very important that we should take part in the discussion.(take part in 参加)
强调句基本构成 it is that…
It is in the room that we met each other for the first time.
It was not until 1936 that basketball became a part of the Olympic Games.(not until 直到……才)
It was they who attended the meeting last week.
It is because the book is so useful for my work that I bought it.