A and B know each other since ...

[Ahmed Khedr]

Can I by any chance say:
Anna and Lisa know each other since they were ten years old.

Find any language thing to make right...

 

[SoothingDave]

"Have known each other"

 

[tzfujimino]

I know you need help, but please be patient, Ahmed Khedr:

Please be patient!

There are many posts on this forum every day. Please be patient when waiting for a response to your question. It is difficult for one person to keep up with all the questions. (Indeed!) It is difficult for several people to keep up with all the questions. You might not get an immediate response...

www.usingenglish.com

 

[5jj]

I have changed the title of your thread, Ahmed. Thread titles should contain the words asked about.

Also, please remember that people who respond here do so in their free time. Please do not ask them to 'Answer ASAP'. They will answer if and when they can.