1) I must ask you a favor.
我求你一件事。
2) I wish to ask you a favour / I wish to ask a favour of you
我想求你一件事
3) He asked a favour of me.
他求我一件事。
4) I beg a favor of you.
我有一件事求您。
5) I have a request to make of you.
我有事求你。
6) I have a favor to ask of you.
我要请你帮忙; 我有件事求你。
参考词条