paired conjunctives: 一yī…就jiù…
我一开口,他就打断我的话。
Wǒ yī kāi kǒu,tā jiù dǎ duàn wǒ de huà。
As soon as I opened my mouth, he interrupted me.
[1] Yip, P. C., Rimmington, D., Xiaoming, Z., & Henson, R. (2009). Basic Chinese: a grammar and workbook. Taylor & Francis.