5. with the help of 在……帮助下.
With the help of her, he found his lost child.
在她的帮助下,他找到了失踪的小孩.

6. help sb. with sth. 帮助某人做某事
Please help me with my French.
请帮我学法语.

Can you help him with this work ?
你能帮助他完成这项工作吗?

7. can't help do sth        没有能力去帮助...做某事
  can't help doing sth     情不自禁做某事