A good boy must behave himself. 好孩子应当行为规矩。(定语)
I like this red dress very much.(定语)
She is beautiful. (表语)
The patient is asleep. (表语)
Who has got the window open? (宾语补足语)
Ive got everything ready for the class. (宾语补足语)
I said it would happen， and sure enough it did happen.(独立成分)
This is a red dress. The dress is red.
alike， afraid， alone， asleep， awake， aware， alive， ashamed， unable， content.
Unfortunately， he wasnt at home when I came. (修饰整个句子)
Luckily， she wasnt injured in the accident.(修饰整个句子)
Her pronunciation is very good.(修饰形容词)
I have been extremely busy these days.(修饰形容词)
I can hardly agree with you.(修饰动词)
He works terribly (quite) hard. (修饰副词)
1.单音节词和少数双音节词(如以y结尾的)在词尾加-er ， -est.
如：small， smaller， smallest; great， greater， greatest; clever， cleverer， cleverest; quiet， quieter， quietest ; common， commoner， commonest; narrow， narrower， narrowest.
2、以e结尾的词加-r ， -st .
如：larger， larger ， largest ; simple， simpler ， simplest ; polite， politer ， politest; brave， braver， bravest; fine， finer， finest.
3、以“辅音字母+y”结尾的词，变y为i 再加-er ， -est .
如：busy，busier， busiest; heavy，heavier， heaviest; happy，happier， happiest.
4、以一个辅音字母结尾的词，双写该辅音字母，再加-er， -est .(一个辅音字母结尾;重读闭音节)
如：big，bigger， biggest; thin，thinner， thinnest; hot，hotter， hottest.
如：difficult， more difficult， most difficult， interesting， more interesting， most interesting; useful， more useful， most useful.
This room is bigger than any other one in the hotel.
Everyday he arrives earlier than anyone else in the company.
Small oranges are usually sweeter than big ones.
It is better to be prepared than unprepared.
This is easier said than done.
She is taller than I(me)。
I meet with more difficulties than she does.
The girls in my class are more active than those in his class.
My father walked faster and faster until I could no longer keep up with him .
keep up with \跟上，赶上
no longer=not any longer
My father walked faster and faster until I couldnt keep up with him any longer. (not 用来否定动词)
Our country is getting stronger and stronger.
Things are getting better and better every day.
Im getting more and more interested in arts.
get interested in 对……感兴趣
The more haste， the less speed. 欲速则不达。
The harder she works， the more progress she makes.
make progress 取得进步
The more I study it， the more I like it.
Actually， the busier he is， the happier he feels.
The more preparation you do now， the less nervous youll be before the exam.
The sooner you start， the faster youll be finished.
Of all the places Ive visited， I like Hangzhou best.
This is the worst movie Ive ever seen.
Beijing is one of the largest cities in the world.
For me， Tuesday is one of the busiest day in the week.
Among all the students， he runs (the) fastest.
Both of the two girls are beautiful， but I think the tall one is more beautiful of the two.
The five-year-old boy chose the more expensive of the two toys.
六、“as+原级+as”，“not as / so +原级+as”
“as+原级+as”，表示“和…一样…”， “not as / so +原级+as”表示“不及…”。
He is as good a swimmer as any of us.
注意 good 的位置
Hes as tall as I.
It is not as hot in Beijing as in Wuhan.
He does not smoke so heavily as his father.
French is just as difficult a language as English.
She is as good a cook as her mother.
I have never seen so beautiful a place as Hangzhou.
类似的还有：hardly， little， few
“as+原级+as one can”和“as +原级+as possible”表示“尽可能地…”。
Come as soon as possible.
There is nothing we can do but wait as calmly as we can.
there is nothing…but… ， but后一定跟动词原形
My new coat cost me four times as much as the old one.
cost 花费，主语是物。spend， 主语是人。
It takes sb. some time to do sth.
spend in doing sth.
spend on sth.
This room is twice as large as that one.
This room is twice larger than that one.
The sun is much bigger than the earth.
错误：The sun is more bigger than the earth.
She is by far the cleverest girl in our class.
by far 到目前为止
Its becoming the third largest city in the country.
They have many more chemistry books than we.
There is much more water in this jar than that one.
They will come back a little earlier.
This time she ran a good deal faster.
Tom is six centimeters taller than John.
Of all the workers in the factory， Alice is by far the most skilled.
3、比较级多用than，个别情况下用 of the two.比较时，前后成分一定一致。
5、as+原级+as ， not as / so +原级+as
He is almost as tall as his brother.
My father isnt as old as he looks.
This word is used less frequently in British English than in American English.
Spanish people usually speak more quickly than English people.
Winter is drawing near. Its getting colder and colder.
The more you practise writing， the better you will do it.
The more work we give our brains， the more work it is able to do.