题目内容
_____ scores of times , but he still couldn’t understand it .
A.Having explained B.Having been explained
C.Though it was explained D.It was explained
【答案】
D
【解析】略
练习册系列答案
相关题目
题目内容
_____ scores of times , but he still couldn’t understand it .
A.Having explained B.Having been explained
C.Though it was explained D.It was explained
D
【解析】略