题干
Mr. Lee suggested that all of us go out to have a walk to refresh our mind ________ classes.
A：among
B：during
C：without
D：between
答案(点此获取答案解析）
D
Mr. Lee suggested that all of us go out to have a walk to refresh our mind ________ classes.
A：among
B：during
C：without
D：between
”是“直线
与直线
平行”的 （ ）