help的常见用法有：

1. help sb. to do sth. 帮助某人做某事。

Can you help me to learn English? 你能帮助我学英语吗？

I can't help you to lift this stone. 我不能帮你搬这块石头。

2、help oneself （to）自用（食物等）

Help yourself to the fish. 请随便吃鱼。

Please help yourself to some pork. 请随便吃点肉。

3、be of some/ no/ much help to sb. 对某人有些/没有/很有帮助：

This book is of great help to me. 这本书对我很有帮助。

Is this magazine of any help to you? 这本杂志对你有些帮助吗？

4、help sb. into/ out of 搀扶某人进入/走出：

He helped the patient out of the hospital. 他搀扶病人走出了医院。

Can you help the patient into the hospital? 你能搀扶病人进医院吗？

5、 help sb. out 帮助某人克服困难、渡过难关、解决问题、完成工作。

When I'm in trouble, he always helps me out with money. 每当我处境困难时，他总是用金钱帮助我渡过难关。

Please help me out with this problem. 请帮我解这道试题。