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- When did Handel live? 韩德尔是什么时期的人?
- When did you begin learning English? 你何时开始学习英语的？
- When did it become a sovereign country? 这个国家是什么时候成为主权国的？
- When do the new safety rules come into force? 新的安全规则何时生效?
- When do you guess the airplane will take off? 你猜飞机何时要起飞？
- When did you first miss your purse? 你什么时候发现丢了钱包的?
- When did this word come into common use? 这个词是什麽时候用起来的?
- When did the world come into being? 世界是什么时候形成的？
- When did you start to learn English? 你何时开始学英语的?
- When did the empire begin to wane? 那个帝国何时开始衰落的?
- When did the universe come into being? 宇宙最初是何时形成的?
- When do you finish your college course? 你什么时候完成大学课程？
- When did you come down (from Oxford)? 你什麽时候(从牛津)大学毕业的?
- When do you normally get in from work? 你平时下班几点到家?
- When do fresh strawberries come in? 新鲜草莓什么时候上市?
- When did the first measurement of the speed of sound take? 第一次测量声速是在什么时候？
- When does the new law come into operation? 这项新法律何时生效？
- When do deer first sprout horns? 鹿在多大的时候开始生角?
- When does the birthday party take place? 生日庆祝会什么时候举行？
- When does the new system become effective? 新制度何时生效？
