you said that you...
Ihr sagtet doch, ihr wäret damit fertig.
You said you were finished with it.
Ihr sagtet doch, ihr seiet froh, das getan zu haben.
You said you were glad you did that.
Ihr sagtet doch, ihr wärt mit Tom und Maria befreundet.
You said you were friends with Tom and Maria.
Ihr sagtet doch, ihr habet das erst einmal getan.
You said you've only done this once.