我昨天见到她——我是说今天。

I saw her yesterday - ___I ___mean today.

你准备好了就打电话给我——我是说当你有空的时候。

Call me when you're ready - ___I ___mean when you're free.

它要10美元——我是说20美元。

It costs $10 - ___I ___mean $20.