1，When did that happen? 那是什么时候发生的？
2，When did you graduate from school? 你什么时候从学校毕业的？
3，When are you leaving for Shanghai? 你什么时候从上海离开？
4，When will you be free? 你什么时候有空？
5，When did you have your breakfast this morning? 你早上什么时候吃早饭的？
6，When are you going to go to work? 你打算什么时候去上班？
7，When did you learn to drive a car? 你什么时候学的车？
8，When I was a child, I often play the violin. 当我还是个孩子的时候，我经常拉小提琴。
9，When will you come to my home? 你准备什么时候来我家？
10，When will you be with me? 你准备什么时候跟我在一起？
11，When I was young, I have a dream. 当我还年轻时，我有一个梦。
12，When do you arrive at the airport? 你什么时候到达机场？
13，When do you usually get up? 你一般什么时候起床？
14，When does your father usually go to work? 你爸爸通常什么时候去工作？
15，When will you come back? 你准备什么时候回来？
16，When in Rome, do as Romans do. 入乡随俗。
17，When were you born? 你什么时候出生的？
18，When is your birthday? 哪天是你生日？
19，When did you go there? 你什么时候到那的？
20，When shall we meet again next time? 我们下次什么时候能再见？
21，When the new term begins, all teschers and students are happy. 当新学期开始时，老师跟同学们都很开心。
22，When is she startting work? 她什么时候开始工作？
23，When life gives you a hundred reasons to cry, you should show life that you have a thousand reasons to smile. 当生活给你几百个理由去哭泣，你应该展现给生活看看你有成千的理由去微笑。
24，When did he start piano lessons? 他什么时候开始的钢琴课？
25，When my father bought me a computer as a birthday present, I felt very excited. 当我爸爸给我买了台电脑作为生日礼物时我感到非常兴奋。
26，When I was watering in the garden, it began to rain. 当我给花园浇水时，天开始下雨了。
27，When did he start to play football? 他什么时候开始踢足球的？
28，When he woke up, he found everyone was already gone. 当他醒来后，他发现所有人都走了。
29，When I arrived school, the class have began. 当我到达学校时已经开始上课了。
30，When did you answer the question? 你准备什么时候回答这个问题？
