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②该做或不该做的事情（语气上接近于should， must， ought to， have to），表示一种命令、规劝性语气。 例：You are to go to bed and keep quiet， kids. Our guests are arriving in less than 5 minutes. 孩子们，你们必须 上床睡觉，不准吵闹。我们的客人5分钟之内就要到了。 10. 将来进行时(will be doing) 强调在将来的某个具体时间正在发生的动作或事情。 例：Don't worry， you won't miss her. She will be wearing a red T-shirt and a white skirt at that time. 别担心，你不会认不出她的。她到时会穿一件红色的T恤衫和一条白色的短裙。 11. 将来完成时(will have done) 表示从将来的某一时间开始、延续到另一个将来时间的动作或状态，或是在某个将来时间完成，但对其后的另一个将来时间有影响的动作或状态。就好象把现在完成时平移到时间轴的将来时时段一样。 例：The conference will have lasted a full week by the time it ends. 会议从开始到结束将持续整整一个星期。 12.将来完成进行时：(will have been doing) 例：By the end of next month， the project will have been being worked for 3 years. 到下个月底为止，这项工程就已经不停地进行了3年了。 13.过去完成进行时：had been doing 例：The old clock had been being taken apart of and fixed up again for several times by my 10-year old son before I came back home. 我回到家之前，我10岁大的儿子已经把这个旧钟表拆卸并重新组装了好几回了。 14.过去将来进行时：( would be doing ) 例：The government promised that a new highway would be being built next July. 政府承诺说第二年7月将有一条新的高速公路正在修建。 15.过去将来完成时：(would have done) 例：I believed by the end of that year an advanced version of that software would have been developed， but I was wrong. 我坚信到那年年底为止，那个软件的新版本将被开发出来。但是我错了。 16.过去将来完成进行时：(would have been doing) 例：They said that by the end of the following month， the project would have been being worked for 3 years. 他们说到第二个月底为止，这项工程就已经不停地进行了3年了。 (责任编辑：admin) |