have有having,那么has有hasing吗?

have有having,那么has有hasing吗? is a walk after meal goodor bad have has having hasing 原因 Tom is having?has?is hasing?have) a girl friend now. to have been doing 和 having been doing 有什么区别,重点是have 和having 请教have的用法 has had having to have done 与having done 有什么不同 HAVING BEEN DONE和HAVE BEEN DONE有什么区别? having being done 和have been done 有什么区别 请问：has/have与has/have just有什么不同? have/has got与have/has有什么相同? regret的用法有regret to have done吗,有的话,和regret having done有什么区别 为什么he is having lunch at home now.中的having不用hasing?