so that与so...用法辨析
so that与so ... that ...的用法在近几年来全国各省市的中考试题中出现率较高，一直是历年来中考试题的重要考点。下面结合近几年来的中考试题，将so that与so ... that ... 的用法归纳如下：
一、so that引导目的状语从句时，表示\"以便；为了\"，从句中常使用can /could /may /might /will /would /should等情态动词或助动词；引导结果状语从句时，从句中一般不用can2014广东高考查询和may等词，在so that前可以用逗号，意思是\"因此;所以\"。如：
bgc1. The little boy saved every coin_________ __________he could buy his mother a prent on Mother\'s day.（用所给的短语填空，每个短语只能用一次）
（答案为so that）
2. She bought a digital camera online ________ she would save a lot of time.
A.so that B.as soon as 点读机教材下载中心 C.no matter D.such that
(答案为Ａ。)
darlington二、so＋形容词或副词＋that ...引导结果状语从句。
so＋形容词或副词＋that ...引导的肯定的结果状语从句，意思是\"如此......以至于......\"。如：
3.―__________fine day it is today! ―Yes, the sunshine is __________ beautiful that I\'d like to go swimming in the a.
A. How, such B. What a, very C. How, so D. What a, so
（答案为Ｄ。）
4．当球迷们看到贝克汉姆的时候，他们如此激动以至于大喊大叫。（根据中文意思完成句子，每空一词。）
When the football fans saw Beckham, they got __________ excited __________ they cried out.
（答案为so，that。）
so＋形容词或副词＋that ...引导的否定的结果状语从句，意思是\"英文对话如此......以至于不能......\"。
如：
5.Thecamerais__________expensive__________51成人网 I can\'t afford it. （单项选择）
A. so, that B. such, that C. so, as to D. enough, that
（答案为Ａ）
6. Miss Gao asked a question, but it was __________ that nobody could answer it.
A.very difficultecho B. too difficult C. difficult enough the bell curve D. so difficult
（答案为Ｄ。）信件结尾
注意：当that引导的结果状语从句为肯定句时，so ... that ...可以与be ... enough to do转换；当从句为否定句时，可以与too ... to ... 或be not ... enough to do转换。如：
7. David was so careless that he didn’t find the mistakes in his test paper. （变为简单句）
David was __________careless __________find the mistakes in his test paper.
8. A：The boy is so young that he can\'t look after himlf.
B：The boy is not __________ to look after himlf.（改写句子，使on purpoB句与A句意思相近）
（答案为old enough。）
so ... that ... 引导结果状语从句有时候可以与such ... that ...句型相互转换。如：
9. The stone is so heavy that I can\'t lift it up. It is __________a heavy stone __________I can\'t lift it up.（改写句子）
（答案为such, that。）
