When the young man got his bike back,he thanked the policeman____

问题描述:

When the young man got his bike back,he thanked the policeman____
A.lot and lot
B.better ahd better
C.more and more
D.again and again

D.当那个年轻人拿回他的自行车时,他一遍又一遍的感谢警察.