登录 免费注册
英语 小学 · 五年级 人教版 · 五年级上册 单选题 ★★★☆☆ 编号 #9715
The students ___ a letter to a friend when I saw him.
A. were writing
B. have written
C. writing
D. written
章节：动词的时态 · 知识点：过去进行时 · 标签：时态,过去进行时,语法
登录后可加入错题本 / AI 讲解
🔒

登录后每天可免费查看 5 道完整解析

注册即享每日免费额度，开通会员不限量。

立即登录 / 注册

📎 同类题推荐

#9548 The little boy ___ some food to school at that time.… ★★★☆☆ #9556 My parents ___ up very early when I saw him.… ★★★★☆ #9564 The children ___ the early bus when the telephone rang.… ★★★☆☆ #9572 Tom ___ some food to school at nine last night.… ★★★☆☆ #9580 You ___ the good news when I saw him.… ★★★★☆