•"I did tell you about it." "When? I don't remember."“我确实告诉过你这件事。”“甚么时候？我不记得了。”

•When are you going?你甚么时候走？

•When's the baby due?婴儿会在甚么时候出生？

•We'll go when you're ready.你准备好了，我们就出发。

•Tell me when to start.告诉我甚么时候开始。

•Ask him when he's next coming home.问问他下次甚么时候回家。

•When do you expect to have the project completed (by) ?你预计这个专案计划甚么时候完成？

•She was only twenty when she had her first baby.她生第一个孩子时只有20岁。

•He was quite shocked when I told him.我告诉他时，他非常震惊。

•I hate it when there's no one in the office.我讨厌办公室里一个人也没有。

•I went there when I was a child.我小时候去过那里。

•I was just getting into the bath when the telephone rang.我正要洗澡，电话响了。

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•"Did you know Lucy was back in England?" "Is she - since when?"“你知道露西已经回到英格兰了吗？”“是吗──甚么时候？”

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•Since when did you have the right to tell me what to do?从甚么时候起你开始有权对我指手划脚？

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•How can you say you don't like something when you've never even tried it!你连试都没试过，怎么能说不喜欢呢？

•You can't complain of being lonely when you don't make any effort to meet people.你自己不主动去认识别人，又怎么能抱怨孤独呢？

•Why is she training to be a teacher when she doesn't even like children?她既然连孩子都不喜欢，为甚么要去接受培训当老师呢？

•I don't suppose I can really call myself a vegetarian when I eat fish.因为我吃鱼，所以我觉得不能称自己为真正的素食主义者。

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•He says he hasn't got any money when in fact he's got thousands of dollars in his account.他说自己一分钱也没有，可实际上他的银行帐户里有几千美元。

•I don't understand how he can say that everything's fine when it's so obvious that it's not.我不明白他为甚么要说一切都很好，实际情况显然并非如此。