这个问题出乎意料,她一时语塞。
The question was unexpected and she was temporarily ___at ___a ___loss ___for ___words.
如果是詹姆斯,我会无言以对,我不知道该告诉他什么。
If it was James I would be ___at ___a ___loss ___for ___words, I didn't know what to tell him.
听到这个悲惨的消息,他完全说不出话来。
Upon hearing the tragic news, he was completely ___at ___a ___loss ___for ___words.