Question

1:13. The helping verbs used in
present perfect
O
Had
O Have, has​

Answer 1

Explanation:

order to form a typical sentence in the present perfect simple, choose a subject ((the person or thing that has done the action), add an auxiliary (or helping) verb: has or have + the V3 (past participle) form of the verb and then add the rest of the sentence.

Subject: have/has +Verb(V3); (Past Participle)

I / You / We / They: have met

He / She / It: has lived