【单选题】我国古代谁最早提出了语言的任意性原则?()
【单选题】我国古代的()最早提出了语言的任意性原则。
【单选题】在句子"I wonder if he sensed my reluctance to be seen with him during our walks. If he did, I am sorry I never told him how sorry I was, how unworthy I was, how I regretted it." 中 (regretted)it指代的是______...
A.
the reluctance to walk with him
B.
I never told him how sorry I was
【单选题】我国古代的()最早提出了语言的任意性原则。
【简答题】曲线y=x 3 -x 2 +1,则______. (A)没有拐点 (B)有两个拐点 (C)有一个拐点 (D)有三个拐点