之前我們辨析了將來進(jìn)行時和一般將來時，那么將來進(jìn)行時和將來完成時有該怎么區(qū)分呢？

The future continuous (will be + ‘ing’ form) and the future perfect (will have + past participle) tenses are used to talk about events in the future.
將來進(jìn)行時（will be+ ing形式）和將來完成時（will have+過去分詞）都是用來談?wù)撐磥淼氖虑榈摹?/strong>

（1）Future Continuous
（1）將來進(jìn)行時

Don’t ring at 8 o’clock. I’ll be watching Who Wants to be a Millionaire.
別在8點打電話給我。我會在看誰想成為百萬富翁。

This time tomorrow we’ll be sitting on the beach. I can’t wait!
明天的這個時候我們會坐在沙灘上。我等不及了！

We use the future continuous to talk about something that will be in progress at or around a time in the future.
我們使用將來進(jìn)行時談?wù)撐磥碚谶M(jìn)行的或是未來一段時間內(nèi)的事。

Don’t phone grandma now, she’ll be having dinner.
別給祖母打電話，她正在吃晚飯。

The kids are very quiet. They’ll be doing something wrong, I know it!
這些孩子很安靜。他們肯定在做什么不好的事。

These sentences are not about the future but we can use the future continuous to talk about what we assume is happening at the moment.
這些句子并不是關(guān)于未來的事，但我們可以用將來進(jìn)行時描述我們對于這個時間正在進(jìn)行的事的假想。

（2）Future Perfect
（2）將來完成時

Do you think you will have finished it by next Thursday?
你覺得你能在下周四前完成嗎？

In 5 years time I’ll have finished university and I’ll be able to earn some money at last.
5年內(nèi)我會結(jié)束我的大學(xué)，然后能夠靠自己掙錢。

We use the future perfect to say that something will be finished by a particular time in the future.
我們使用將來完成時談?wù)撐磥砟硞€時間將會完成的事。

We often use the future perfect with ‘by’ or ‘in’.
我們經(jīng)常在將來完成時里使用by或in。

I think astronauts will have landed on Mars by the year 2020.
我想宇航員會在2020年之前登上火星。

I’ll have finished in an hour and then you can use the computer.
我會在1小時內(nèi)做完事情，然后你就可以用電腦了。

‘By’ means ‘not later than a particular time’ and ‘in’ means 'within a period of time’. We don’t know exactly when something will finish.
“by”意味著“不晚于一個具體時間”?！癷n”意味著“在一段時間內(nèi)”。我們不確定事情結(jié)束的具體時間。

I promise I’ll have done all the work by next Saturday.
我保證我會在下周六前做完。

We don’t know exactly when he will finish the work – maybe Thursday, maybe Friday – but definitely before Saturday.
我們不知道具體完成工作的時間——可能是周四，也可能是周五，但一定在周六前。

總結(jié)
1、將來進(jìn)行時表達(dá)未來某時間正在進(jìn)行的事；將來完成時描述未來某時間結(jié)束的事。
2、將來進(jìn)行時用于我們對這個時間正在進(jìn)行的事的假想。
3、將來完成時經(jīng)常使用“by”“in”。