试编写一判别给定表达式串中括号对是否匹配的判定算法

疯狂英语是什么?哪能买到?我想尽快的提高我的英语水平,但是我又不想集中来每天背很多单词,就想一点一点的快速进步,能告诉我疯狂英语的杂志哪买好吗我是天津空中英语教室的也行! 从哪里能直接买到或订阅到《疯狂英语》杂志?十万火急!跑遍了附近所有报刊亭，均没有卖的，很着急！请问去邮局如何订阅？哪家网站有卖？ 中东地区的特色建筑与当地地理环境以及历史文化的关系的解说词 可以改变的是态度 阅读题 文章和题目见补充有位老太太请了一个油漆匠到家里粉刷墙壁.油漆匠一走进门,看到老太太的丈夫双目失明,顿时流露出怜悯的眼神.可是男主人开朗乐观,所以油漆匠 对于很多的生词不认识,文章根本看不懂, 1.There are some children neay the river.改为一般疑问句 英语句子there are some children having fun in the yard为什么这里要用having?而不是have.而且为什么There are some children who are having fun in the yard.(定语从句)= There are some children having fun in the yard.（伴随状语 《春节里的新鲜事》的作文要记叙文的 春节新鲜事作文 求 一 篇 作文：新鲜事【 关于春节的、寒假里的】 英语翻译But the report says the risk extends to all kinds of industries with long supply chains for the goods used in their products.请自己翻译,不要用在线翻译,那样我是不会给你分的 有哪些经典地理小故事? 英语语法问题-请问 reason在先行词时什么时候用that引导什么时候用why? —Which game do you think is difficult to learn,chess or bridge?--They are like apples and oranges.QUESTION:What does the man meaning? 四级听力里面的每题是多少分?25个选择 和 后面的填词加句子 各多少分?不要那种复制的答案,什么每块%多少多少的,这个我也知道! 英语翻译Much is expected of those who are strong.补充一整个文段。You come to realize that life is short,and you have to step up.Don't feel sorry for me.Much is expected of those who are strong.回答的几位翻译都不错呐，不过>. 美国科罗拉多大峡谷 是世界七大奇观吗?时间到 几天晚上 6：30 科罗拉多大峡谷 英文 我想问下四级听力该怎样提高呢?听voa的时候是一直坚持一个听 知道听会为之 还是每天不停地换着听呢?另外 快速阅读 我总是不怎么得分 英语翻译Make notes about what was finally agreed under the same headlings. she's been late for mang times(改为一般疑问句) many,she,in,backpack,her,has,books连词成句 A man who is h_ is good-looking . looking good is important for menHow do you think?Do you think that it's OK for men to spend a lot of time and money looking good?Or is this only for women?多说点理由,麻烦用英文回答, she's pretty good looking ,but man is she dumb 后半句是什么特殊用法吗? 子曰‘孝子之··········然后能亲事翻译 英语翻译winning in life shouldn’t be measured by the final score ,it should be based on how you play the game. Put on more clothes.You ___ be feeling cold with only a shirt on.A can B could C would D must what is wrong with you,Danny?A,I am not feeling well.my head hurts.B I had a cold today .哪个选项对 We all know that ice_A.feel cold B.is felt cold C.is feeling cold D.feels cold you must be feeling cold with only a shirt on.on可以省略吗?为什么不行 he is ill with a cold!关于这句话,请问ill是形容词作表语吗?其中with a cold在句子中作什么成分?还有,请问什么是连系动词?