【brush单三形式怎么写】在英语学习中,动词的第三人称单数形式是一个常见的语法点,尤其是在一般现在时中。对于动词“brush”来说,它的单三形式是“brushes”。本文将对“brush”的单三形式进行详细说明,并通过表格形式直观展示其变化规则。
一、brush的单三形式
“Brush”是一个动词,意思是“刷子”或“刷洗”。在句子中,当主语是第三人称单数(如he, she, it)时,动词需要加上“-es”变成“brushes”。
例句:
- He brushes his teeth every morning.
- She brushes her hair before going to work.
- The dog brushes against the door.
二、动词单三形式的变化规则
大多数动词在第三人称单数时,只需要在词尾加“-s”或“-es”,但有一些特殊情况需要注意。以下是常见规则:
| 动词原形 | 第三人称单数形式 | 规则说明 | 
| brush | brushes | 以sh结尾,加es | 
| play | plays | 以元音+y结尾,变y为i再加es | 
| study | studies | 以辅音+y结尾,变y为i再加es | 
| go | goes | 以o结尾,加es | 
| run | runs | 以n结尾,直接加s | 
| eat | eats | 以t结尾,加es | 
> 注意:有些动词的单三形式与原形相同,例如“have” → “has”,“do” → “does”。
三、brush的用法总结
1. 名词用法:表示“刷子”或“刷洗的动作”。
- I need a new brush for my hair.
- He gave me a soft brush.
2. 动词用法:表示“刷洗”或“轻触”。
- She brushed her teeth quickly.
- The cat brushed against my leg.
3. 单三形式:当主语是he, she, it时,使用“brushes”。
- He brushes his shoes every day.
- She brushes her face with a towel.
四、常见错误提醒
- ❌ He brush his hair.
- ✅ He brushes his hair.
- ❌ They brush their hands.
- ✅ They brush their hands.(因为they是复数,不需要加s)
通过以上内容可以看出,“brush”的单三形式是“brushes”,符合英语动词的常规变化规则。掌握这一规则有助于提高英语写作和口语表达的准确性。
 
                            

