| Future perfect simple – common mistakes | ||
| Common mistakes | Correct version | Why? |
| The film will already havestarted by the time we get home. | The form of the future perfect is will + have + past participle. |
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| Will you have finished it by the time I come back? | The structure for questions is: will + subject + have + past participle. |
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যেমন:
1) I shall have done the sum before I go to school.
2) She will have done the work by this time.
3) They will have reached home before the rain sets in.
4) I shall have finished the work before father comes.
Future perfect continuous tense: ভবিষ্যৎ কালে সংঘটিত দুটি কাজের মধ্যে একটি কাজ অন্য কাজটি শুরু হওয়ার পূর্ব পর্যন্ত কিছুকাল ধরে চলতে থাকবে বোঝালে পূর্ববর্তী কাজটি future perfect continuous tense হয় এবং পরবর্তী কাজটি Present/future indefinite tense হয়।
গঠন প্রণালি: Subject-এর পর shall have been বা will have been বসে এবং মূল verb-এর শেষে ing যোগ হয়।
| Structure of future perfect continuous | ||
| positive | negative | question |
| Next year I’ll (I will) have been working in the company for 10 years. | I won’t (will not) have been working in the company for 10 years. | Will you have been working in the company for 10 years? |
এই লেকচারের পরের পেইজে যেতে নিচের 
…. তে ক্লিক কর।