so… that, too…to和enough to

enough to，too to，so that的区别too... to...意为“太……以致不能……”, too后接形容词或副词, to 是动词不定式符号, 后接动词原形, 动词不定式表示否定意义。

一、too... to ...的意义too...to...表示"太……而不能……"。

例如：1,He is too young to join the army.他年龄太小，不能参军。

2,The math problem is too difficult for me to work out.这道数学题太难我不能解出它。

四、too...to...结构与... enough to...结构及so...that...结构的相互转换1. too...to...结构转换为...enough to...结构时要注意：①enough前的形容词或副词须是too前面形容词或副词的反义词；②...enough to ...句式须用否定式；③too...to...结构有逻辑主语时，...enough to...结构也要加上逻辑主语。

例如：She is too young to do the work. →She isn't old enough to do the work.2.将too...to...结构转换为so...that...结构时要注意：①so...that...结构是复合句，so的后面接形容词或副词，that的后面接从句；②that 后面的从句要用否定形式。

例如：She is too young to do the work. →She is so young that she can't do the work.。

too…to/enough… to/so…that的用法一．too…to/enough… to/so… that的结构。

1.sb+be+too+adj +to do sth. 某人太……而不能……。

Eg:He is too tired to walk.2.sth+be+too+adj+for sb+to do sth.某物对于某人来说太……而不能……。

Eg:The box is too heavy for the little boy to carry.3.sb+be+adj+enough+to do sth.某人足够……去做某事。

Eg:He is tall enough to reach the apple on the tree .4.sth+be+adj+enough+for sb+to do sth.对于某人来说某物足够……去做……。

Eg:The house is not big enough for us to live in .5.主语+谓语+so+ adj +that+从句。

…是如此的…,以至于……。

Eg:The water is so dirty that we can’t drink it .二．too…to/enough… to/so… that之间的转换。

1.so…that和too…to转换的条件。

①that引导的从句为否定形式。

②从句的主语与主句的主语相同。

Eg: He is so young that he can’t go to school.= He is too young to go to school.2.so…that和 too…for sb…to转换的条件。

①that引导的从句为否定形式。

②从句的主语与主句的主语不相同。

Eg:The box is so heavy that the little boy can’t carry it.=The box too heavy for the little boy to carry.3.so…that和enough…to转换的条件。

精品－初中英语从几道中考题谈so… that, too…to和enough to之间的相互转换,中考点击,从几道中考题谈so… that, too…to和enough to之间的相互转换江苏李勇so…that, too…to和enough to都是初中英语教材中的重要结构，在一定条件下它们可以相互转换，并经常成为中考考查的热点之一。

先请看下面两道中考试题:1. He is old enough to go to school.He is __________ __________ that __________ __________ go to school.2. She was so weak that she couldn’t take care of her baby.She was __________ weak __________ take care of her baby.(答案:1. so old; he can 2. too; to)那么在什么情况下三者可以相互转换呢,一、so…that与too…to的转换当that引导的从句为否定式且从句主语与主句的主语相同时，so…that可转换为too…to结构;若从句主语与主句的主语不相同时，so…that可转换为too…for sb to结构。

例如:She is so young that she can’t go to school. ,She is too young to go to school.The box is so heavy that he can’t carry it. ,The box is too heavy for him to carry.二、so…that与enough to的转换1. 当that引导的从句为肯定式时，若从句主语与主句主语相同时，so…that 可转换为enough to结构;若从句主语与主句主语不相同时，so…that可转换为enough for sb to结构。

too...to... 与enough...to... 与so...that...的区别too+adj./adv. to+v.太...而不能做某事例：He is too young to go to school. 他年纪太小还不能上学。

2.adj./adv.+enough to +v.足够...而能做某事例：He is old enough to go to school. 他足够大了能上学了/他已到了上学的年龄了。

3.so +adj./adv.+that从句如此...以致例：He is so old that he can go to school.通常来说，这三种句型可用于同义句转换，具体如下：too...to... =not 反义词enough to =so...that 否定句例：He is too young to go to school.= He is not old enough to go to school.= He is so young that he can't go to school.too …to …. ; not …enough to…Step 1 看图说话利用课本P36页的图画和提示词练说too…to do 和not … enough to do 句子。

如：1. The snake / dangerous/ hold . / The boy not braveThe snake is too dangerous to hold. The boy is not brave enough to hold it .板书too…to do 和not … enough to do并让学生明确这两个短语的中文意思是“太… 而不能…”。

提醒学生观察这两个句子结构中的形容词用什么形式，to do中的do 可否变换形式。

在准确理解的基础上继续看图说话。

2. The girl / short / get on the elephant. / she / not / tall .3. The elephant / heavy / carry. / The boy / not strong.4. The elephant / fat / go through the gate. / The gate / not wide.5. The monkey / far away / get the bananas. / The bananas / not near.6. The cat/ slow/ catch the bird./ It / cannot run/ fast .Step 2 抛砖引玉板书The snake is too dangerous to hold. The boy is not brave enough to hold it . (改为同义句) The snake is so dangerous that the boy _________ hold it.学生在理解的基础上探求答案，在探求答案的过程中获得新知。

too...to... 与enough...to... 与so...that...的区别too+adj./adv. to+v.太...而不能做某事例：He is too young to go to school. 他年纪太小还不能上学。

2.adj./adv.+enough to +v.足够...而能做某事例：He is old enough to go to school. 他足够大了能上学了/他已到了上学的年龄了。

3.so +adj./adv.+that从句如此...以致例：He is so old that he can go to school.通常来说，这三种句型可用于同义句转换，具体如下：too...to... =not 反义词enough to =so...that 否定句例：He is too young to go to school.= He is not old enough to go to school.= He is so young that he can't go to school.too …to …. ; not …enough to…Step 1 看图说话利用课本P36页的图画和提示词练说too…to do 和not … enough to do 句子。

如：1. The snake / dangerous/ hold . / The boy not braveThe snake is too dangerous to hold. The boy is not brave enough to hold it .板书too…to do 和not … enough to do并让学生明确这两个短语的中文意思是“太… 而不能…”。

提醒学生观察这两个句子结构中的形容词用什么形式，to do中的do 可否变换形式。

在准确理解的基础上继续看图说话。

2. The girl / short / get on the elephant. / she / not / tall .3. The elephant / heavy / carry. / The boy / not strong.4. The elephant / fat / go through the gate. / The gate / not wide.5. The monkey / far away / get the bananas. / The bananas / not near.6. The cat/ slow/ catch the bird./ It / cannot run/ fast .Step 2 抛砖引玉板书The snake is too dangerous to hold. The boy is not brave enough to hold it . (改为同义句) The snake is so dangerous that the boy _________ hold it.学生在理解的基础上探求答案，在探求答案的过程中获得新知。

so that too to enough to的转换
在英语中，“so that”、“too”、“to”和“enough to”虽然都是连词或介词，但它们各自有不同的含义和用法，不能简单地相互转换。

1.“so that”是一个连词，用于引导目的状语从句，表示“以便于”或“为了使……”。

例句：I got up early so that I could catch the early bus.（我早早起床以便能赶上早班车。

）
2.“too”是一个副词，表示“也”，通常用于肯定句末尾，表示同样的事情也适用于另一个人或物。

例句：I like apples too.（我也喜欢苹果。

）
3.“to”是一个介词，用于表示方向、目的地或目标等。

例句：The train is heading to the station.（火车正朝车站驶去。

）
4.“enough to”是一个短语，用于表示程度或数量足够做某事。

例句：He is enough old to go to school.（他已经足够大可以上学了。

）
因此，这四个词或短语的含义和用法各不相同，不能简单地相互转换。

需要根据具体的语境和含义选择合适的词语或短语。

so that too to enough to的转换-回复题目：从"so that"到"too to enough to"的转换开篇引入：在英语中，so that和too to enough to都是用来表达目的或结果的从句，但它们在用法和意思上有所区别。

本文将一步一步回答如何从"so that"到"too to enough to"的转换过程。

我们将通过详细解释它们的用法、语法规则以及使用示例来帮助读者深入理解。

第一部分：so that的用法和语法规则1. so that的基本用法：so that常用于表达目的，表示一个行为或动作是为了实现另一个目的。

这个短语通常用于连接两个句子，并用来说明一个结果。

2. so that的语法规则：在so that后面，我们通常使用一个完整的从句，并在从句中使用情态动词或原因动词，以便说明目的或结果。

3. so that的使用示例：a) I woke up early so that I could catch the first train.（我早早起床是为了赶上第一班火车。

）b) She studied hard so that she could pass the exam.（她努力学习是为了通过考试。

）第二部分：转换过程1. 替换so that：我们可以用"too...to"或"enough to"来替换"so that"的结果从句部分。

2. 转换示例：a) She is so intelligent that she can solve any problem.（她聪明得能够解决任何问题。

）-> She is too intelligent to/for solve any problem.（她太聪明了，以至于能够解决任何问题。

【中考点击】：so…that，too…to和enough to之间的相互转换so…that, too…to和enough to都是初中英语教材中的重要结构，在一定条件下它们可以相互转换，并经常成为中考考查的热点之一。

先请看下面两道中考试题：1. He is old enough to go to school.He is __________ __________ that __________ __________ go to school.2. She was so weak that she couldn’t take care of her baby.She was __________ weak __________ take care of her baby.（答案：1. so old; he can 2. too; to）那么在什么情况下三者可以相互转换呢？一、so…that与too…to的转换当that引导的从句为否定式且从句主语与主句的主语相同时，so…that可转换为too…to结构；若从句主语与主句的主语不相同时，so…that可转换为too…for sb. to 结构。

例如：She is so young that she can’t go to school. ＝She is too young to go to school.The box is s o heavy that he can’t carry it.＝The box is too heavy for him to carry.二、so…that与enough to的转换1. 当that引导的从句为肯定式时，若从句主语与主句主语相同时，so…that可转换为enough to结构；若从句主语与主句主语不相同时，so…that可转换为enough for sb. to结构。

例如：Xiao Lin is so old that he can go to school. ＝Xiao Lin is old enough to go to school. The box is so light that he can carry it. ＝The box is light enough for him to carry.2. 当that引导的从句为否定式时，若从句主语与主句主语相同时，so…that可转换为enough to的否定结构；若从句主语与主句主语不相同时，so…that可转换为enough for sb. to的否定结构。

so...that/such...that与too...to.../enough...to...句型之间的转换1.too+adj./adv. to+v. “太...而不能做某事”例：He is too young to go to school. 他年纪太小还不能上学。

2.adj./adv.+enough to +v.“足够...而能做某事”例：He is old enough to go to school. 他足够大了能上学了/他已到了上学的年龄了。

3.so +adj./adv.+that从句“如此...以致”例：He is so old that he can go to school.4.such+n.+that从句“如此...以致”He is such a young boy that he can't go to school.通常来说，这四种句型可用于同义句转换，具体如下：too...to... =not 反义词enough to =so...that 否定句= such...that否定句例：He is too young to go to school.= He is not old enough to go to school.= He is so young that he can't go to school.= He is such a young boy that he can't go to school.1.改为同义句，每空一词。

The questions are too difficult for us to answer.The questions are ________ difficult for us ________ we can’t answer.答案：so; that句意：这些问题太难了，以至于我们回答不了。

解析：too...to...意为“太……而不能”，相当于so...that（that后的从句用否定句）。