米苏and妮娜
语法是你学习英语必不可少的一项，用到了就是重要的，不可小看它的影响。在英语作文里面用到一些不错的句型阅卷老师老师一看就喜欢，一看就知道语法功底好，分数就会上升一个层次。再相比那些简单句，虽然句型不错单词也对，但是和句型语法功底相比就稍逊，分数也只会平平。 还有就是在六级英语比四级难度程度高的程度下，阅读有的句型也会较难分析，那也许就是一个题的设题点，考试人偏偏出题看看你能不能分析那个句子的内容，如果语法不了解多，你怎么判断句子，怎么更好答题？ 总之，语法不是最重要，但却是必不可少的，别因为阅读的影响就耽误了语法，没事的时候让自己练几个句子句型学会了就是不小的进步。加油吧！
chensilong812
大学英语六级基础语法知识1. 表示现在/过去/将来情况的虚拟条件句
虚拟条件句主要有三种结构：
1)表示与现在情况相反：主句谓语用“would / could / might +动词原形”，从句谓语用“动词的一般过去时”(动词be的过去式一律用were)。
If I were you, I would not accept his offer.
If I had time, I would certainly go to the cinema with you.
2) 表示与过去情况相反：主句谓语用“would / could / might + have +过去分词”，从句谓语用过去完成时。
If I had got up a little earlier, I wouldn’t have missed the train.
If I had been more careful, I might have passed that exam.
3) 表示与将来情况相反：主句谓语用“would / could / might +动词原形”，从句谓语用“were +动词不定式”或“should +动词原形”。
If I were to do the job, I would not be able to have enough time to study.
If it should rain tomorrow, I would not go out with you.
大学英语六级基础语法知识2. 虚拟条件句连接词if的省略
如果虚拟条件句的从句中含有were, had, should, could等词时，可以省略连接词if，但这时必须把were, had, should, could等词移到主语前面，形成倒装。这种句型主要用于书面形式。
Were I to do the job, I would finish doing it within two weeks.
Had it not been for his help, we couldn’t have arrived there on time.
Should it rain tomorrow, I would stay at home.
3. wish后宾语从句中的谓语构成
动词wish后的宾语从句表示未实现的或不可能实现的愿望，其宾语从句中的谓语动词要用虚拟语气，有以下三种构成形式。
1) 表示现在不可能实现的愿望，宾语从句中的谓语动词用一般过去时。(be的过去式为were)。
I wish I had enough money to buy a car.
I wish I were as young and energetic as you.
2) 表示过去未能实现的愿望，宾语从句中的谓语动词用过去完成时(had +过去分词)或“would / could + have +过去分词 ”。
I wish I hadn’t made such a mistake.
I wish I could have done it better.
3) 表示将来不可能实现的愿望，宾语从句中的谓语动词用“would / should (could, might) +动词原形”。
I wish I would not get old.
I wish I could travel around the world one day.
大学英语六级基础语法知识4. 某些动词后的宾语从句中谓语动词要用虚拟语气
在一些动词后面的宾语从句中，谓语动词要用虚拟语气。这时，谓语动词用动词原形或should +动词原形。这类动词一般表示命令，要求，决定，建议，主张等概念，主要有：advise, ask, command, decide, demand, desire, direct, insist, move, order, propose, recommend, request, require, suggest,等。
The workers demanded that their wages (should) be raised by 10 per cent.
The teacher decided that you do the experiment first.
5. 某些名词后的表语从句和同位语从句中谓语动词要用虚拟语气
在一些名词后面的表语从句和同位语从句中，谓语动词要用虚拟语气。这时，谓语动词用动词原形或should +动词原形。这类名词一般表示命令，要求，决定，建议，主张等概念，主要有：advice, idea, instruction, motion, order, plan, proposal, recommendation, request, requirement, suggestion,等。
My suggestion is that we (should) send for a doctor immediately.
He gave the order that they (should) do the experiment again.
大学英语六级基础语法知识6. 错综时间条件句
条件从句表示的动作和主句表示的动作，有时发生的时间是不一致的.如从句是对过去情况的假设，而主句可能是对现在正在进行情况的假设。 这种句子称为错综时间条件句.
If the weather had been more favourable, the crops would be growing still better.
更多关于大学英语六级考试的备考技巧，备考干货，新闻资讯等内容，小编会持续更新。
漩海灵猫
大学英语六级语法知识平行结构
英文写作中所谓的平行结构，也叫做平行性。下面是我分享的.大学英语六级语法知识平行结构，欢迎大家阅读！
1、连词连接的平行结构
1）并列连词and。but。as well as。or else，both and。either or，neither
nor。not only but also，whether or，rather than等以及从属连词than均可连接平行结构。
e。g Shs is a beautiful and elegant woman。她是一位美丽而优雅的女子。
2）连接的非谓语动词形式一致
e。g Some find swimming more enjoyable than sitting at home reading。
有人觉得游戏远比坐在家里读书有趣。
3）连接的谓语形式一致
e。g This is the lady who listens to the poor and ministers to their wants。
这就是那位能倾听穷人意见并照顾他们需要的女士
4）连接的句子结构一致
e。g He asked me whether I had received the check and whether I had cashed it。
他问我是否收到了支票并把它兑换成现金了。
2、特定的平行结构
1）prefer后面接的平行结构 prefer to do sth
prefer sth。go sth
prefer doing（sth）。to doing（sth） prefer to do（sth）rather
than do（sth）
2）在would /had rather/sooner以及would/had as soon as 结构中要用平行结构
would/had as soon do （sth ） as do （sth）
e。g I would as soon stay at home as go shopping。 我宁愿呆在家里也不愿去逛街购物
