在她离开学校后，她一开始去的是英国。 When she was 18, she began to work. 当她 18 岁的时候，她就开始工作了。 When she was eighteen, she began to work. 当她十八岁时，她就开始工作了。
When we praise the Chinese leadership and the people, we are not merely being polite. 我们赞美中国领导人和中国人民不仅仅是出于礼貌。 When will he come to see you? 他什么时候会来看你？ When will the work be finished? 工作何时完成？
Where did you go for dinner yesterday? 你们昨天去哪儿吃饭了？
Whether this light has any connection with the mysterious disappearances is unknown. 没人知道这种光和神秘的消失现象之间是否有什么关系。 Who can help me clean the room? 谁能帮我打扫这个房间？ Who is the girl in white shirt? 穿白衬衣的那位女该是谁？ Who would say like this? 谁会这样说呢？
Who's going to answer the door? 谁去开门？
Who's going to answer the telephone? 谁去接电话？
Why does the parrot cost so much?\这个人问道：“这个鹦鹉为什么这么贵？”。 Why not go out for a walk？ 为什么不出去散步呢？ Will you go shopping with me? 你跟我去买东西吗？
William and Lucy mistook each other's glasses. 最后他们发现威廉和路西带错了彼此的眼睛。 With all his savings gone, he started to look for a job. 积蓄都用完以后，他就开始去找工作。
With this unit he could measure the work his steam engine could do. 用这个单位他就能够衡量出他的蒸汽机做了多少功了。 Would you like some mineral water? 你想要矿泉水吗？
Would you mind closing the window for me? 你介意为我关上窗户吗？ Would you mind waiting outside? 你介意在外面等吗？
Would you please help me with my homework?
你能帮我做这个作业吗？
Would you please help me with this heavy box? 你能帮我抬一下这个很 沉的箱子吗？ Would you please open the door for me? 请你帮忙打开门好吗 Y.
Yet, all this work was for nothing.
然而，所有这一切努力都付诸东流了/都白费了。
You and your team can discover the answers to problems together. 你和你的团队能一起找到问题的答案。 You are free to go or stay. 去与留下听尊便。
You can listen to news broadcasts or radio lessons on the bus. 你可以在公共汽车上收听新闻广播或广播课。 You don't need to buy that. 你没必要买这东西。
You must always remember not to cheat in exams. 你必须始终记住考试不要作弊。
You needn’t go there anymore. He already knows about it. 你不必去了，他已经知道那件事了。 You should arrive at the airport at 10 am. 你该在上午 10 点到机场。
You should make good use of your time. 你应该充分利用好你的时间。
You should put part of your salary in the bank each month. 你应该每月把部分工资存入银行。 You should stop smoking. 你应该戒烟。
You shouldn't smoke too much. 你不该抽那么多的烟。 You'd better do that again. 你最好再做一遍。
Young persons under twenty-five make up nearly half of the American population. 25岁以下的年轻人几乎占了美国人口的一半。