to的用法口诀是什么（记住口诀就知动词后是否接to do）

记住以下口诀：

一感：( feel )

二听：( listen to , hear)

三让: (let , make, have)

五看:(look at , see , watch, notice, observe)

用法：这11个词遵守主动时，to省略；被动时，to还原。

例子：

1. I feel my heart beating fast. (我感到我的心跳得很快。)

2. I heard her singing in the next room. (我听见她在隔壁房间唱歌。)

3. He has been made to suffer for his mistakes. (他因错误而受苦。)

4. I saw her walking towards the station. (我看见她朝车站走去。)

5. They were observed to smile a lot more after the operation. (手术后，他们被观察到微笑的次数明显增多。)

6. I feel the room hot. (我感觉房间很热。)

7. Can you hear me singing? (你能听到我唱歌吗？)

8. He makes me clean the room. (他让我打扫房间。)

9. They won't let her go. (他们不会让她走。)

10. I saw him play football. (我看见他踢足球了。)