将来时间状语从句不是独立句，它必须与主句连在一起才有意义，而且在将来时间状语从句中只能用现在时，不能出现将来时，哪怕引导将来时间状语从句的不是常见的 when，as soon as，after，before，until 和 while 等连词，从句也不能出现将来时。一、常见时间连词引导的将来时间状语从句when: I'll help you with your homework when I finish the dishes.当我洗完碗后的时候会帮你做家庭作业。When their daughter arrive in London, they will be waiting for her.当他们的女儿到达伦敦时，他们会等她。as soon as:I'll help you with your homework as soon as I finish the dishes.我一洗完碗就帮你做作业。As soon as I arrive, I'll give you a call.我一到就给你打电话。Peter will phone me as soon as he has landed in Madrid.彼得一旦到达了马德里就给我打电话。解析：as soon as 引导的将来时间从句中的时态是现在完成时。after: I'll help you with your homework after I finish the dishes.我洗完碗后会帮你做家庭作业。After the meal, we will be drinking a coffee.饭后，我们要喝杯咖啡。I will reply to his email after I've discussed the matter with my boss.我和老板讨论完这件事后，再回复他的邮件。解析：after 引导的将来时间从句中的时态是现在完成时。before: I'll finish this report before I go home.我要在回家前完成这份报告。Before I go to bed, I will tidy the living-room.睡觉前，我要整理客厅。until:I won't go home until I finish this report.我不完成这份报告就不回家。Until the ambulance arrives, the nurse will wait.在救护车到达之前，护士会等着。while: I'll drink my coffee while I am waiting for the bus.当我等公共汽车时我会喝咖啡。While I am finishing my homework, she is going to make dinner.当我要完成作业时，她要做晚饭。
二、其他可以引导将来时间状语从句的表达方式the moment: Tony will call the restaurant the moment he gets home.托尼一到家就给餐馆打电话。The moment I hear the doorbell, I will put on my coat.我一听到门铃就穿上外套。the day:Your mother will be very happy the day you graduate.你毕业那天你妈妈会很高兴的。The day he graduates, his parents will be proud of him.他毕业的那天，他的父母会为他感到骄傲。once:I'll contact you once I receive an estimate.我一收到估价就和你联系。Once I pass all my exams, I’ll be fully qualified.一旦我通过了所有的考试，我就完全合格了。the minute:You will be notified the minute your order arrives.你的订单一到就会通知你。The minute you do this, you'll lose control.你一旦做了这件事，就会失去控制。by the time:It will be dark by the time we arrive home.我们到家时天就黑了。By the time this gets into print, they'll already have left the country.这篇东西发表的时候，他们将已经离开这个国家了。
