1) I want to ask you something.
我想问你点事。
2) Top 3: May I ask you something?
我能问你点事吗？
3) I wish to ask you a favour / I wish to ask a favour of you
我想求你一件事
4) I want to run some errands.
我想去办点杂事。
5) Are you trying to put one across me?
你想蒙我吧？
6) I missed you.
我很想念你。
参考词条