he had nobody to ask for help at that time.中nobody 和to ask 分别作什么成分
问题描述：
he had nobody to ask for help at that time.中nobody 和to ask 分别作什么成分
答
他此时找不到人帮忙
nobody是宾语,不定式做宾语补足语
整个句子是主+谓+宾+宾补结构