|
当前位置：首页 > 单词语法 > 正文
|
|
|
不定式的时态和语态
|
|
文章来源：
文章作者：
发布时间：2006-05-23
字体：
[大
中
小]
|
|
|
时态\语态 主动 被动
一般式 to do to be done
进行式 to be doing
完成式 to have done to have been done
完成进行式 to have been doing
1) 现在时：一般现在时表示的动词，有时与谓语动词表示的动作同时发生，有时发生在谓语动词的动作之后。
He seems to know this.
I hope to see you again. = I hope that I'll see you again. 我希望再见到你。
2) 完成时：表示的动作发生在谓语动词表示的动作之前。
I'm sorry to have given you so much trouble.
He seems to have caught a cold.
3) 进行时： 表示动作正在进行，与谓语动词表示的动作同时发生。
He seems to be eating something.
4) 完成进行时：
She is known to have been wreaking on the problem for many years.
|
|
|
|
↑返回顶部
打印本页
关闭窗口↓
|
|
|
|
|
|
 |
推荐文章 |
|
|
|
