英语高考语法填空是考察学生英语语法基础和应用能力的重要题型。掌握必考句型，对于提高得分率至关重要。以下是一些常见的必考句型及其用法，帮助同学们轻松应对高考语法填空。
一、常见必考句型
1. There be 句型
用法：表示“有，存在”。
例句：
- There is a book on the table.
- There were many people in the park yesterday.
填空练习：
- ____________ a cat under the bed.
2. It is/was + adj. + that 句型
用法：强调句型，强调句中的某个成分。
例句：
- It is the teacher who is responsible for the students’ progress.
- It was last night that I received the letter.
填空练习：
- ____________ interesting the book is!
3. 动词不定式作主语/宾语/表语
用法：动词不定式可以作主语、宾语和表语。
例句：
- To learn English is my dream.
- I am happy to help you.
- The goal is to finish the work on time.
填空练习：
- ____________ to go to the party.
4. 现在分词/过去分词作定语
用法：现在分词表示主动关系，过去分词表示被动关系。
例句：
- The sleeping baby is cute.
- The broken window needs to be repaired.
填空练习：
- ____________ apples are delicious.
5. 状语从句
用法：表示时间、原因、条件、结果等关系。
例句：
- When I arrive at the station, the train has already left.
- If you study hard, you will succeed.
- Because he is lazy, he never finishes his work on time.
填空练习：
- ____________ you finish your homework, you can go out to play.
二、解题技巧
- 理解句意：在做题时，首先要理解句子的意思，明确句子要表达的内容。
- 分析句子结构：分析句子结构，找出句子的主语、谓语、宾语等成分。
- 根据语境选择合适的句型：根据句意和语境，选择合适的句型进行填空。
- 注意语法规则：在填空时，要注意动词的时态、语态、非谓语动词等语法规则。
三、总结
掌握必考句型对于提高英语高考语法填空的得分率至关重要。同学们要重视句型的学习和运用，通过大量的练习，提高自己的英语水平。祝大家在高考中取得优异成绩！