PRESENT PERFECT

1.- Structure b) Negative sentences

To form the negative of a sentence of any other verb in the Present Perfect  you need to use the negative form of the auxiliary verb ‘Have’ + ‘not‘ (often contracted to haven't or hasn't )+ the past participle of the verb you want to use, no matter if that verb is regular or irregular:

- Sue has played basketball ==> Sue hasn't played basketball

- His brothers have moved to Australia ==> His brothers haven't moved to Australia

- I have slept for two hours ==> I haven't slept for two hours

- My cousin has earned €250 so far ==> My cousin hasn't earned €300 so far

 

Normal / Grosa Ver / Ocultar grosa