嗯 (ńg / ǹg) – huh? (questioning); mm-hmm (agreeing)

Pattern

• 嗯（ńg）？+ Clause？（疑问）
• 嗯（ǹg），+ Clause。（答应）

Usage

• A colloquial interjection: second tone (ńg) expresses doubt or asks again; fourth tone (ǹg) expresses agreement or acknowledgement.
• The tone decides the meaning.

Examples

1. 1

   嗯？不是28号吗？难道是我记错了？

   Ńg? Bú shì èrshíbā hào ma? Nándào shì wǒ jì cuò le?

   Huh? Isn't it the 28th? Did I remember wrong?

2. 2

   嗯，我知道了，明天见。

   Ǹg, wǒ zhīdào le, míngtiān jiàn.

   Mm-hmm, got it. See you tomorrow.