Instant messaged.
The past tense of "I have not seen your message" is "I had not seen your message."
messaged?
it is when you say something that has already happened rather than is happening at the moment. for instant the past tense of 'i am writing an answer' would be 'i wrote an answer'.
"Mouth" is a noun, so will not have a past tense. If you are using "mouth" as a verb (to speak or move one's lips without making sound to portray a message to another), then the past tense form would be "mouthed".
the past tense of am is was and the past tense of has is had
The past tense of "has" is "had" and the past tense of "have" is "had."
Was and were are both the past tense of be. The present tense is: I am he is you are they are The past tense is: I was he was you were they were
"will be" is the future tense of "be". The past tense of "be" is "was/were".
The past tense is she did.
The word "were" is past tense. It is the past tense of the verb "to be."
The past tense of "will" is "would". The past tense of "to be" is "was" or "were".
The past tense of "you will not" is "you would not."