1 no 作形容詞用時,只能作定語,后跟單數(shù)名詞、復數(shù)名詞或不可數(shù)名詞。no 和not a 或not any ??蓳Q用,但使用場合有所不同。
比較下面不同的轉換情況:
no+單數(shù)名詞 →not a/ an+單數(shù)名詞
no+復數(shù)名詞 →not any+復數(shù)名詞
no+不可數(shù)名詞 →not any+不可數(shù)名詞
No two men think alike. 沒有兩個人的想法是相同的。
There is no book on the desk. 桌上沒有書 。(泛泛而談 )
There is not a book on the desk. (強調沒有一本 )
I have no umbrella . 我沒有傘 。
I have not an umbrella .
They read no books . 他們不讀書 。
They do not read any books .
There is no milk in the bottle. 瓶子里沒有牛奶 。
There is not any milk in the bottle.
There will be no difficulty . 不會有困難 。
There will not be any difficulty .
2 no 用作形容詞時,后面直接跟名詞,中間不可有any, many, much, enough等詞。
I have no ink. (正)我沒有墨水了 。
I have not any ink. (正)
I have not enough not/ much ink. (正)我沒有足夠的/許多墨水了 。
I have no any ink. (誤)
I have no enough ink. (誤)
提示
注意下面兩種否定形式的轉換:
nothing→not anything
not...any one of them→肯定動詞...none of them
He has nothing . 他一無所有。
He has not anything .
I do not know any one of them . 他們我一個也不認識。
I know none of them .
3 no+形容詞或副詞比較級+than 表示“兩者都不”。
John is no taller than Mike. 約翰不比邁克高。(兩人都矮 )
It is no warmer than it was yesterday. 今天不比昨天暖和。
比較
This picture is not better than that one. 這幅畫不比那幅畫好。
This picture is no better than that one. 這幅畫一點不比那幅畫好。(兩幅畫都不理想)
4 not 可以放在hope等動詞后,相當于一個that引導的否定從句。
A: Will it rain tomorrow? 明天會下雨嗎 ?
B: I hope not . 我希望不下雨 。
A: May I sit here? 我可以坐在這里嗎 ?
B: I'm afraid not . 恐怕不行 。
5 not 可以表示部分否定。
Not everyone can do the work. 這項工作不是人人都能干的。
6 not 可以用在不定式前構成否定式。
Tell her not to come again. 告訴她不要再來了。