问题
选择题
Mary was doing her homework _____. [ ]
A. just now
B. just then
C. in a minute
D. a moment ago
答案
答案：B
搜题请搜索小程序“爱下问搜题”
Mary was doing her homework _____. [ ]
A. just now
B. just then
C. in a minute
D. a moment ago
答案：B