help sb doing有这种用法吗

　　help做动词的时候，通常用于以下结构：

　　help sb. to do sth. I helped him to do the cleaning.

　　help sb. do sth. He helped his mother sell vegetables.

　　help sb. with sth. Tom always helps Mary with her Maths.

　　help sb. doing sth. I can help you working out this problem.