四六级语法题常考重点语法在英语学习中占据重要的地位，而在四六级考试中，语法题是非常常见且重要的部分。
掌握语法的常考重点，可以帮助我们提高答题准确性和效率。
本文将介绍四六级语法题的常考重点，希望对大家备考有所帮助。
一、时态1. 一般现在时：表达习惯性、经常性动作，真理、法则等。
例：He often goes to the gym.2. 现在进行时：表示正在进行的动作。
例：They are studying in the library.3. 一般过去时：表示过去的动作或状态。
例：She visited her grandparents last weekend.4. 过去进行时：表示过去某个时间点正在进行的动作。
例：I was watching TV when you called.5. 现在完成时：表示过去发生的动作对现在造成的影响或仍然持续的动作。
例：We have lived here for five years.6. 过去完成时：表示在过去某一时间点或动作之前完成的动作。
例：By the time I arrived, they had already left.二、语态1. 被动语态：主语是动作的承受者，谓语动词用过去分词形式。
例：The book was written by him.2. 完成被动语态：表示动作的完成和被动。
例：The work will have been finished by tomorrow.三、虚拟语气1. 虚拟条件句：- 对现在情况的虚拟：If + 动词过去式，主语 + would/could/might + 动词原形。
例：If I were you, I would buy that car.- 对过去情况的虚拟：If + 过去完成时，主语 + would/could/might + have + 过去分词。
例：If he had studied harder, he would have passed the exam.2. 虚拟语气的动词：- 建议：suggest, propose, recommend- 要求：insist, demand, require- 命令：order, command, instruct- 希望：hope, wish, prefer例：I suggest that he buy a new phone.四、介词用法1. 表示时间：at, in, on- at：具体时间点- in：一段时间、月份、季节、年代- on：具体日期、星期几例：I will meet you at 7 o'clock tomorrow morning.2. 表示地点：at, in, on- at：小范围地点- in：大范围地点、城市、国家- on：街道、门牌号、具体位置例：She lives at/in/on 123 Main Street.五、连接词1. 并列连词：and, but, or, so, for, nor, yet例：I like apples and oranges.2. 从属连词：although, because, when, while, since, if, unless例：I will come tomorrow if I have time.六、关系代词1. who：指人，充当主语或宾语例：The girl who is sitting there is my friend.2. whom：指人，充当宾语例：I met a girl whom I used to know.3. which：指物，充当主语或宾语例：The book which is on the table belongs to me.七、比较级和最高级1. 比较级：形容词比较、副词比较、as...as例：She is taller than her sister.2. 最高级：形容词最高级、副词最高级、the + 序数词例：She is the tallest girl in the class.八、数量词1. much/many：修饰不可数名词/可数名词复数例：There is much water in the bottle.2. little/few：修饰不可数名词/可数名词复数例：He has little money left.九、倒装句1. 完全倒装：表示地点或方向的副词置于句首，谓语动词置于主语之前。
