what did you
你做了什么
where did he
他在哪里
when did they
他们什么时候
why did she
她为什么
how did it
它是怎么
who did that
谁做的
did you know
你知道吗
did he go
他去了吗
did they win
他们赢了吗
did she call
她打电话了吗
did you finish your homework?
你完成作业了吗？
did he call you yesterday?
他昨天给你打电话了吗？
did they enjoy the movie?
他们喜欢那部电影吗？
did she help you with the project?
她帮你做这个项目了吗？
did we meet at the conference?
我们在会议上见过吗？
did you see the latest news?
你看到了最新的新闻吗？
did he really say that?
他真的这么说了吗？
did they travel abroad last year?
他们去年出国旅行了吗？
did you remember to lock the door?
你记得锁门了吗？
did she learn to play the piano?
她学会弹钢琴了吗？
探索常用高频词汇