They are having fun.They are having a nice time./They are enjoying themselves.
They are enjoying playing chess.They are having a good time playing chess.
They like apples,too.They also like apples./ They like apples as well.
Thanks for helping us.Thank you for your help.
He has short hair.He doesn't have long hair.
They went shopping last Sunday.They went to buy things last Sunday.
I ride my bike to school.Sometimes .I sometimes go to school by bike.
I play foootball after school.I play foootball after school is over.
Can I help you?What can I do for you?
He doesn't want to do anything.he wants to do nothing.