连…也/都…

The construction “连…也/都…”

The structure “连x也/都…” is used for emphasis. “X” is the emphasized part placed after the preposition “连”。 The adverb “也” or “都” follows the emphasized part. This structure is used to indicate a comparison:” even X in this way, let alone the others”.
For example,

这儿连空气都有辣味儿。（个个菜都是辣的）
你晕得连吃药、喝水都要别人帮助，病得不轻。（他不能起床，不能上班）
我连他姓什么也不知道。（我不了解他）