Question

他最近特勤快，今天不但洗了衣服，连晚饭都做好了。 (pattern) CCP 23

Accepted Answer

He's been hardworking these days. Today he washed clothes, and even cooked dinner.

不但~，连 ~ 也/都 ~ used to indicate "but also" or "moreover" and emphasize it by a prominent or even an extreme example

Front	他最近特勤快，今天不但洗了衣服，连晚饭都做好了。 (pattern)
Back	He's been hardworking these days. Today he washed clothes, and even cooked dinner. 不但~，连 ~ 也/都 ~ used to indicate "but also" or "moreover" and emphasize it by a prominent or even an extreme example
Page	CCP 23

他最近特勤快，今天不但洗了衣服，连晚饭都做好了 Pattern Hardworking Days Today Washed Clothes Cooked