题目内容
I should apologize to you for failing to visit you last week, but I've been very busy_____ the past few months.
A. since B. before C. among D. over
21-25 CBAAB 26-30 DACAB 31-35 ABBDB 36-40 CACDB
练习册系列答案
相关题目
题目内容
I should apologize to you for failing to visit you last week, but I've been very busy_____ the past few months.
A. since B. before C. among D. over
21-25 CBAAB 26-30 DACAB 31-35 ABBDB 36-40 CACDB