Поставьте глаголы в нужном времени обоснуй свой выбор they (to know not)me the children ( to play) basketball in the garden now are your friends here? - yes they ( to come) yet my brother ( to play) computer games for 6 hours

They don't know me 
The children are playing basketball in the garden now
Are your friends here ? - Yes , they came 
My brother plays computer games for 6 hours