Compléter Present Perfect Negative (D)Version en ligne Complete the sentences with the conjuagation of the negative form of the Present Perfect. (Completa las frases con la forma negativa correcta del Present Perfect utilizando los verbos entre paréntesis:) par Campus Online 1 lost not not not have not have not seen worked has have not has have studied eaten not told has finished have made not 1 . George me anything . ( tell ) 2 . I anything today . ( eat ) 3 . Brian copies for everyone . ( make ) 4 . Margaret and Frank the exam , let's wait for them . ( finish ) 5 . My daughters all their teeth . ( lose ) 6 . You since last year . ( work ) 7 . We hard enough for the exam . ( study ) 8 . John a hippo before . ( see )