留学解答资讯网：如果有人投诉，你应表现得乐于给予帮助。

If someone complained, you should be happy to give a performance to help.

youdao

留学解答资讯网：如果有人投诉，你应表现得乐于给予帮助。

If someone complained, you should be happy to give a performance to help.

youdao