↑ 收起筛选 ↑
试题详情

---Your grandfather still seems very energetic, although he is already in his seventies now.

---Yes, he _______in the army for three years when he was young.

A. would serve   B. served

C. had served    D. has served

高三英语单项填空中等难度题

少年,再来一题如何?
试题答案
试题解析
相关试题