"Do you need help?"
October 28, 2018
帮助 can be a noun as in this sentence, and it can also be a transitive verb. eg:你要我帮助你吗？(Do you need me to help you?)
帮忙 is an intransitive verb which doesn't take an object. eg: 你要我帮忙吗？(Do you need me to help?)
November 1, 2018