________Martin would like to help us,he doesn't have much time to spare for the time being.选择

问题描述:

________Martin would like to help us,he doesn't have much time to spare for the time being.选择
________Martin would like to help us,he doesn't have much time to spare for the time being.
A.When B.Unless C.While D.Once

C
While 在这里表让步,等于Though
尽管马汀想帮助我们,可他现在却抽不出时间
很高兴为您解答,fightout为您答疑解惑
如果本题有什么不明白可以追问,