I don't know who can help me o——(填字母o开头的单词)

I don't know who can help me o——(填字母o开头的单词)

填【out】
固定词组搭配：help sb out 意思是【帮某人摆脱困境】
翻译：我不知道谁能帮我摆脱困境.

out

I don't know who can help me out!