要注意could 和can的区别：could可表示语气的委婉，也表示过去的能力
Could you help me ?
Could she swim when she was four years old?
要注意must 和have to 的区别：must强调主观， have to 强调客观
要注意maybe和 may be的区别 ： maybe在句中作谓语
Maybe it’s here.
It may be here.
28.不定代词：someone, anyone ; something , anything , nothing ; somebody , anybody, nobody.
Something常用于肯定句和表示请求的疑问句中 ， anything用于否定句中和疑问句中，not anything = nothing
;without anything =with nothing
Would you like something to eat?
I’d like Chinese tea with nothing in it .
形容词修饰不定代词要放在不定代词后面：
Be quiet! I have something important to tell you.
Is there anything interesting in today’s newspaper?
29.反身代词： myself, yourself, himself, herself, itself, ourselves, yourselves, themselves.
要记住：一、二人称用物主，第三人称用宾格， 复数self要变selves
和反身代词有关的一些词组：enjoy oneself.
= have a good time.
learn by oneself,leave one by oneself
She had to teach her son herself.
I don’t need your help, I can do it myself.
30.形容词修饰名词，副词修饰动词：
What a strong wind!
It’s blowing strongly.
连系动词：be, feel, look, get,turn , taste, smell, become,+ 形容词作表语
31.感叹句：What + a/an + 形容词 + 可数名词的单数形式+ 主语+ 谓语！
What+ 形容词+ 可数名词的复数形式 / 不可数名词+ 主语+ 谓语！
How + 形容词或副词 + 主语+ 谓语！
What a nice day it is !
What beautiful flowers they are!
How happily they are playing!
32.反意疑问句：要注意前肯后否，前否后肯，要用be动词，助动词或情态动词来做，
要注意否定词：never, little, few, hardly ,nothing, nobody 等祈使句的反意疑问句用：will you ?
以Let’s开头的反意疑问句用： shall we ?
She usually gets up at six, doesn’t she?
There’s little water in the bottle, is there?
Please take these
books to the office, will you?
You have never been to New York, have you?
33.形容词和副词的比较级和最高级：要注意比较级和最高级的构成：
规则变化： 要双写的：big, fat, thin, red,
不规则变化：good,bad,far,ill,
比较级用在：than ， a little + ，much + ,
最高级用在：
of all, of the three, in his class, in the world等表示有范围的短语中，one of + 最高级 + 可数名词的复数
34.以so 引导的倒装句：表示-----也一样，也如此，前后主语要不一致，要通过be动词、助动词、情态动词来做：
I reached home at 9:00, so did my brother.
Canadians eat a lot of beef, so do Chinese people.
35.either---or----, neither ---- nor ----
连接两个主语，谓语动词采用就近原则；
Either of ----或 Neither of ------谓语动词用单数；
Both of
------或 both
---- and -----谓语动词用复数
Both of them are Chinese.
Neither of them is Australian.
Neither Jim nor I am American.