help sb doing sth和help
3个回答

help做名词单独用,当它做动词的时候,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.