— Could you help me with my English after school?
— ________.
It's a pleasure
With pleasure
You're welcome
OK,I could
It's a pleasure 不客气；With pleasure 很乐意； You're welcome 不客气；OK,I could 好吧，我能。
_______ she is 3 years old,______ she can dress herself.
Though; but
Because; so
Though; /
Because; /
连词。
句意：尽管她三岁，她可以直接穿衣服。这里含有一个让步状语从句，though不能和but 同时连用。故选C。