Karim and hassan known each other since they were at school together vs Karim and hassan know each other since they were at school together

The correct phrase is "Karim and Hassan have known each other since they were at school together." The use of the present perfect tense "have known" is appropriate in this context to indicate an action that started in the past and continues up to the present.

Last updated: March 22, 2024 • 748 views

This phrase is incorrect. It lacks the auxiliary verb "have" to form the present perfect tense.

"Karim and hassan known each other since they were at school together"

Incorrect. The correct form should be "Karim and Hassan have known each other since they were at school together."

Show examples from the web [+]

They've probably known each other since they were kids.
christopher and hunter have known each other since they were 15.
Tom and Sue have known each other since 1985.
We've known each other since we were children.
We've known each other since the third grade.
We've known each other since college.
Danny and I have known each other since we were six.
We'd known each other since we were tiny children and I was a kind of confidante to him.
We have known each other since childhood, but only recently kindled more than a friendship.
Zorzi and Manes had known each other since university.
It was like we'd known each other since childhood.
I mean, we've known each other since, like, forever.
Known each other since our days back at Beida University.
I mean, we've known each other since, like, forever.
We've known each other since we saw the plain in flower 11 times.
Bedwyr and me, we go back a long way, we've known each other since childhood.
In the years that we've known each other since your tragedy... you quit taking my counsel.
We've known each other since our clans first set foot in these hills.
Me and Danny known each other since we was kids.
We had known each other since middle school, since before my parents sent me off to Exeter.

This phrase is incorrect. It should use the past perfect tense "have known" to indicate an action that started in the past and continues up to the present.

"Karim and hassan know each other since they were at school together"

Incorrect. The correct form should be "Karim and Hassan have known each other since they were at school together."

Show examples from the web [+]

They've probably known each other since they were kids.
Jax and Tara have loved each other since they were 16.
Pete and Steve haven't seen each other since they've been separated.
christopher and hunter have known each other since they were 15.
Tom and Sue have known each other since 1985.
We've known each other since we were children.
We haven't seen each other since, but...
We've had this date with each other since the beginning.
We've known each other since the third grade.
We've known each other since college.
We haven't seen each other since then.
We haven't seen much of each other since Christmas.
Plus, Karen and I haven't seen each other since Thanksgiving.
Been snapping at each other since the babies were born.
So, since they destroyed my dreams, they can destroy each other.
Few people know each other well.
Customers have voiced the suspicion that the leading suppliers know each others' prices.
Madam President, Mr Posselt and I already know each other from elsewhere.
People started to get to know each other.
But you - We do not know each other enough.

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Karim and hassan known each other since they were at school together vs Karim and hassan know each other since they were at school together