Many students because English grammar of too many types are particularly vulnerable to correctly recorded mixed, today I specially easy to make mistakes in grammar places for you to find, I hope you can as soon as possible to solve, provide their own English level.很多学生因为英语语法种类太多特别容易记错记混，今天专门讲语法中容易犯错的地方为大家找到，希望大家能早日解决，提供自己的英语水平。
Learning English is the beginning of vocabulary and grammar, vocabulary with English grammar is not so difficult. English grammar entries are numerous, complex tedious,many students at the headache, English grammar mistakes in the exam is a continuous layer, hope these students the most fallible knowledge.
学习英语的开端就是词汇和语法，词汇相对于英语语法来讲没有那么难。英语语法条目众多，复杂繁冗，很多学生都对其头疼不已，考试中英语语法的错误也是层出不断，希望以下这些学生最容易犯错的知识点。
以下是精髓英语(Essential English)
[第一类] 名词类
1. 这些女老师们在干什么?
[误] What are the woman teachers doing?
[正] What are the women teachers doing?
[析] 在英语中，当一名词作定语修饰另一名词(单或复数形式)时，作定语的名词一般要用其单数形式;但当man，woman作定语修饰可数名词复数形式时，要用其复数形式men，women.
2. 房间里有多少人?
[误] How many peoples are there in the room?
[正] How many people are there in the room?
[析] people作“人、人们”解时，是个集合名词，其单复数同形。
3. 我想为我儿子买两瓶牛奶。
[误] I want to buy two bottle of milk for my son.
[正] I want to buy two bottles of milk for my son.
[析] 表示不可数名词的数量时，常用“a / an或数词 +表量的可数名词 + of + 不可数名词”这一结构， 其中当数词大于1时，表量的可数名词要用其复数形式。
[第二类] 动词类
4. 你妹妹通常什么时候去上学?
[误] What time does your sister usually goes to school?
[正] What time does your sister usually go to school?
[析] 借助助动词do(或does)构成疑问句或否定句时，句中的谓语动词用其原形。
5. 琳达晚上经常做作业，但今晚她在看电视。
[误] Linda often do her homework in the evening，but this evening she watching TV.
[正] Linda often does her homework in the evening，but this evening she is watching TV.
[析] 在初一英语学习阶段，我们接触到了两种主要时态：一般现在时和现在进行时。一般现在时表示经常的或习惯性的动作，常和often，usually，sometimes 等时间状语连用。在一般现在时的句子中，若主语是第三人称单数，谓语动词要用其第三人称单数形式。现在进行时表示现阶段正在进行或发生的动作，现在进行时由be(am / is / are) + ving形式构成。
6 这双鞋是红色的。
[误] This pair of shoes are red.
[正] This pair of shoes is red.
[析] 在shoes，trousers，gloves，glasses等表示成双成对的衣物或工具名词前用pair(表计量)修饰时，谓语动词的形式由pair的单复数形式来决定
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沉默卡
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变色卡
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