
风吹过的记忆为您分享以下优质知识
当主语是"he"时,be动词应使用第三人称单数形式 is。以下是具体说明:
基本规则
英语中be动词根据主语的人称和数变化,其基本形式为:
- I am
- you are
- he/she/it is
- we/you/they are
应用示例
- 现在时:He is a teacher.
- 过去时:He was at home yesterday.
- 过去完成时:He had finished his homework by 8 PM.
注意事项
- 单数主语(如he)始终与"is"搭配使用,无论句子时态如何变化;
- 复数主语(如they)则与"are"搭配。
综上,正确答案为 is。