Thanks for _____me 选项A help B to help C helping

问题描述:

Thanks for _____me 选项A help B to help C helping

C helping
介词后的动词要用动词ing形式(to 和动词原形构成动词不定式,此时to不是介词)
Thanks for doing sth.
Thanks for sth.
Thanks for helping me = Thanks for your help