Student or Learner
Could You Help Me About, How & When I Have To Use "have" As Auxiliary, I Don't Know Exactly When I Have To Use It & That Makes Me Sad, 'cause I Am Learning English And I Am Getting Worst About It.
I Am Very Confused About It.
Thanks A Lot.
'have' as an auxiliary verb is used with a past participle to form the present perfect, past perfect, and future perfect tenses as well as the conditional perfect.
Past Participles - Glossary Definition - UsingEnglish.com