IRREGUAR VERBS with "HAS" and "HAVE"

When do we use "has" and "have"?

Has

Singular pronoun - He, She, It

or Singular noun

We use HAS with the past participle.

Example:

She has driven all day.

Andy has eaten his dinner late.

Have

Plural pronoun - We, They. I, You

or Plural noun - Students, Teachers

We use HAVE with the past participle.

Example:

We have studied the lessons since last week.

Students have written their own essay independently.

Base verb

write

Past Tense

wrote

Past Participle

written

Base verb

fall

Past Tense

fell

Past Participle

fallen

Base verb

go

Past Tense

went

Past Participle

gone

Base verb

grow

Past Tense

grew

Past Participle

grown