too…to…句式用法詳解

1、too to句式用法詳解too - to結構是初中英語中一個十分重要的結構,同時也是中考英語中一個十分重要的考點,同學們在學習或復習中應注意以下幾點：一、根本結構特點too比結構的根本形式為“too+形容詞或副詞+to+動詞原形,其意為“太 以至于不能.如：He is too shy to speak to her.他太害羞,不敢同她講話.It ' s too cheap to be good.這東西太廉價,好不了即廉價無好貨.He is too young to know right from wrong.他太/、,還分不¥青是E.二、不定式的邏輯主語有時不定式前可以帶有一

2、個由介詞for引出的邏輯主語.如：It ' s too expensive for her to buy.太貴了,她買不起.The box is too heavy for the boy to carry.這個箱子太重, 這男孩提不起.The print is too small for me to read without glasses.印刷字體太小,我不戴眼鏡就看不活.三、不定式是否帶賓語他太累了,不能再往前走了不定式在通常情況下,too - to結構中的不定式可根據(jù)其是否及物來確定它是否帶賓 語.如：He is too tired to go any further.to g

3、o不及物,無需帶賓語She is too poor to buy such a nice a dress.她太窮,買不起那件漂亮的連衣裙.不定式 to buy 后帶有賓語 such a nice a dress但是,假設句子主語與其后不定式有動賓關系,那么,其后的及物動詞不定式不能帶賓語.如：The nice dress is too expensive for her to buy.這件漂亮的連衣裙太貴了,她買不起.to buy 在此雖為及物動詞,但由于句子主語 the nice dress 與該 不定式to buy有動賓關系,故to buy后不宜再接代詞it作賓語注意：假設句子主語與其后不

4、定式有動賓關系,且其中的動詞為不及物動詞,此時應注意在其后加適當?shù)慕樵~.如：The room is too dirty to live in.這房間太臟,不能住.句末的介詞in不可省略四、不定式是否用被動語態(tài)上面講到,假設句子主語與其后不定式有動賓關系,其后作為及物動詞的不定式不再帶賓語.此時還需注意,該不定式通常也不用被動式,盡管意義上是被動的.如：The text is too difficult to understand.這課文太難了,理解不了.The text is too difficult for the students to understand.這課文太難了,學生理解不了.

5、但在某些特殊的語境,其中的不定式必須要用被動式.如：He spoke in a voice too low to be heard.他說話的聲音太低,聽不見.He is too young to be sent to America for advanced study.他太年輕,不能送到美國去深造.五、與so such - that結構的轉換1. The box is too heavy for me to carry.t The box is so heavy that I can ' t carry it.t It is such a heavy box that I can &

6、#39; t carry it.2. The child is too young to dress himself.tThe child is so young that he can ' t dress himself.tHe is such a young child that he can ' t dress himself.yygrammar.注：有時還可與not - enough to轉換,但此時要注意把原句型中的形容詞改 為相對應的反義詞.如：The child is too young to dress himself.t The child is not ol

7、d enough to dress himself.六、too - to -有時可表小肯定意義在以下幾種情況,too - to 結構可以表示肯定意義,而不是否認意義：1. 當不定式前有否認詞修飾時.比擬：He is too foolish to understand this.他太蠢,不會明白這一點.He is too clever not to understand this.他太聰明,不會不明白這一點.2. 當副詞too的前面有否認詞修飾時.如：Never too old to learn.活到老學到老.直譯：永遠不會太老而不能學習It ' s never too late to stop smoking.會太遲而不能戒煙戒煙何時都不算晚.直譯：永遠不3.當副詞too后面修飾的形容詞是glad, ready, pleased等表示“積極意義 的詞匯時.如：I ' m too glad to see you again.乂見至U你我彳艮快樂.We are too ready to h