how have u been?
how have u been?
How have u been up to
how long have u been keeping doing that / how long have u ke
How have you been?
have u been to China?
wat have u been up
hehe ,what have been doing for all day long Y how are u
----How have you been recently?
"How long have you been
have u been (to) a doctor
what have u been doing的been是什么时态?
How long have you been skating?