题目内容
One of the engines of the plane was out of order and the bad weather ________ the difficulty.
A. added to B. added up C. added up to D. added
【答案】
A
【解析】略
练习册系列答案
相关题目
题目内容
One of the engines of the plane was out of order and the bad weather ________ the difficulty.
A. added to B. added up C. added up to D. added
A
【解析】略