Task II.Open the brackets and put the verbs in the negative form :
I _______ often _______ (not to tell) a story about animals.
We _______ often ______ (not to tell) the truth.
Mary _____ often ______ (not to tell) a lie.
Mary and Peter ______ often ______ (not to tell) jokes.
My friends ________ often ________ (not to tell) tales.
His father ________ often _______ (not to tell) secrets.