______ to smoking for a considerably long time, he has much difficulty quitting it.
A.Having been addicted | B.Being addicted |
C.To have been addicted | D.Having addicted |
相关知识点
推荐套卷
______ to smoking for a considerably long time, he has much difficulty quitting it.
A.Having been addicted | B.Being addicted |
C.To have been addicted | D.Having addicted |