1. Question 1 of 50

   Choose the correct sentence: 'By the time the guests arrive, we _______ the house.'

   A are cleaning B clean C will have cleaned D will clean
2. Question 2 of 50

   Choose the correct sentence: 'By the time she retires, she _______ three generations of students.'

   A will have taught B is teaching C teaches D will teach
3. Question 3 of 50

   Choose the correct sentence: 'By 6 p.m., the technicians _______ the network issue.'

   A are resolving B will have resolved C resolve D will resolve
4. Question 4 of 50

   Choose the correct sentence: 'She _______ her thesis by the time the deadline arrives.'

   A submits B is submitting C will have submitted D will submit
5. Question 5 of 50

   Choose the correct sentence: 'By this time next year, the company _______ its market share significantly.'

   A will increase B will have increased C increases D is increasing
6. Question 6 of 50

   Choose the correct sentence: 'By 2050, sea levels _______ significantly due to climate change, according to some projections.'

   A will have risen B rise C will rise D are rising
7. Question 7 of 50

   Choose the correct interrogative future perfect form: '_______ you have submitted your application by Friday?'

   A Will B Are C Have D Do
8. Question 8 of 50

   Choose the correct sentence: 'When you finish reading this letter, I _______ already _______.'

   A am / leaving B will have / left C have / left D will / leave
9. Question 9 of 50

   Choose the correct sentence: 'By the end of this decade, renewable energy _______ a significant share of global power generation.'

   A will capture B will have captured C is capturing D captures
10. Question 10 of 50

    Choose the correct sentence: 'By next month, inflation _______ its peak, according to economists.'

    A reaches B will have reached C will reach D is reaching
11. Question 11 of 50

    Choose the correct sentence: 'I _______ this book by the time the semester ends.'

    A am finishing reading B will finish reading C finish reading D will have finished reading
12. Question 12 of 50

    Choose the correct sentence: 'By the time you arrive, I _______ the presentation.'

    A am finishing B will have finished C finish D will finish
13. Question 13 of 50

    Choose the correct sentence: 'By the time the results are declared, the candidates _______ their campaign strategies for the next election.'

    A are already planning B already plan C will already plan D will have already planned
14. Question 14 of 50

    Choose the correct sentence: 'By the time you finish this course, you _______ a solid foundation in English grammar.'

    A are building B will build C will have built D build
15. Question 15 of 50

    Choose the correct sentence: 'By the time the semester ends, students _______ over twenty assignments.'

    A will have submitted B will submit C submit D are submitting
16. Question 16 of 50

    Choose the correct sentence: 'By the time the ceasefire takes effect, thousands _______ their homes.'

    A will lose B will have lost C lose D are losing
17. Question 17 of 50

    Choose the correct sentence: 'By the time the debate concludes, both candidates _______ their key policies.'

    A will have outlined B will outline C are outlining D outline
18. Question 18 of 50

    Choose the correct sentence: 'By the time the jury returns, the lawyers _______ their closing arguments.'

    A are presenting B will present C present D will have presented
19. Question 19 of 50

    Choose the correct sentence: 'By the time this crisis ends, thousands of businesses _______ permanently.'

    A close B are closing C will have closed D will close
20. Question 20 of 50

    Choose the correct sentence: 'By 2040, this region _______ its water resources, unless conservation measures are adopted.'

    A is depleting B will deplete C depletes D will have depleted
21. Question 21 of 50

    Choose the correct sentence: 'By the time the treaty is signed, both sides _______ significant concessions.'

    A will make B make C are making D will have made
22. Question 22 of 50

    Choose the correct sentence with the future perfect passive: 'By the deadline, all applications _______.'

    A will process B are processed C will have been processed D will have processed
23. Question 23 of 50

    Choose the correct sentence: 'By the time the plane lands, we _______ in the air for over twelve hours.' (Note: consider duration emphasis.)

    A are B will be C will have been D The choice of 'will have been' (future perfect) versus 'will have been flying' (future perfect continuous) depends on whether emphasis is on the state/duration or the ongoing action.
24. Question 24 of 50

    Choose the correct sentence: 'By the next fiscal quarter, the firm _______ its losses, provided the market stabilizes.'

    A will recover B will have recovered C recovers D is recovering
25. Question 25 of 50

    Choose the correct sentence: 'By the year 2047, Pakistan _______ a century of independence.'

    A will have celebrated B celebrates C is celebrating D will celebrate
26. Question 26 of 50

    Choose the correct sentence: 'By the end of the fiscal year, the ministry _______ its entire budget allocation.'

    A utilizes B is utilizing C will have utilized D will utilize
27. Question 27 of 50

    Choose the correct sentence: 'By next Friday, the committee _______ its final decision.'

    A will have made B will make C is making D makes
28. Question 28 of 50

    Choose the correct sentence: 'He _______ his novel by the end of this month, according to his publisher.'

    A is completing B will have completed C completes D will complete
29. Question 29 of 50

    Choose the correct sentence: 'By midnight, the voting _______ and results will be announced shortly after.'

    A is concluding B will conclude C will have concluded D concludes
30. Question 30 of 50

    Choose the correct sentence: 'By 2030, scientists _______ a cure for many genetic diseases.'

    A are discovering B discover C will discover D will have discovered
31. Question 31 of 50

    Choose the correct sentence: 'By the time you read this, I _______ the country.'

    A will leave B leave C will have left D am leaving
32. Question 32 of 50

    Choose the correct sentence: 'By the time the final report is submitted, the auditors _______ every transaction.'

    A will have examined B examine C are examining D will examine
33. Question 33 of 50

    Choose the correct sentence with 'by then' in the future perfect.

    A The shipment will arrive next Monday; by then, the warehouse will have been renovated. B The shipment will arrive next Monday; by then, the warehouse is renovated, wrong tense. C The shipment will arrive next Monday; by then, the warehouse will be renovated, less precise emphasis on prior completion. D The shipment will arrive next Monday; by then, the warehouse renovates, wrong tense.
34. Question 34 of 50

    Choose the correct future perfect form: 'By next year, she _______ her degree.'

    A will have completed B completes C will complete D has completed
35. Question 35 of 50

    Choose the correct sentence with 'already' in the future perfect.

    A By next week, she will already move to her new apartment, wrong tense nuance. B By next week, she is already moving to her new apartment, wrong tense for future completion emphasis. C By next week, she will have already moved to her new apartment. D By next week, she already moves to her new apartment, wrong tense.
36. Question 36 of 50

    Choose the correct sentence: 'By the time the new law takes effect, the parliament _______ several amendments.'

    A passes B is passing C will pass D will have passed
37. Question 37 of 50

    Distinguish 'will complete' (simple future) from 'will have completed' (future perfect) in emphasis.

    A 'Will complete' states a simple future action; 'will have completed' emphasizes that the action will be finished before a specific future reference point. B 'Will have completed' can only refer to past actions. C Both forms always mean exactly the same thing. D 'Will complete' cannot be used with any future time reference.
38. Question 38 of 50

    Choose the correct sentence: 'By the end of the century, this species _______ extinct, unless conservation efforts intensify.'

    A is becoming B will have become C will become D becomes
39. Question 39 of 50

    Choose the correct sentence: 'By the end of this year, he _______ at the company for a decade.' (Note: consider duration vs. simple completion before choosing.)

    A will work B will have worked C Since this emphasizes duration up to a point, the future perfect continuous ('will have been working') is more precise, though 'will have worked' is also acceptable to state the fact of ten years' service. D works
40. Question 40 of 50

    Choose the correct sentence: 'By the time the final whistle blows, the referee _______ several controversial decisions.'

    A is making B makes C will make D will have made
41. Question 41 of 50

    Choose the correct sentence: 'By the time the funding is approved, the research team _______ their proposal three times.'

    A will have revised B will revise C revise D are revising
42. Question 42 of 50

    Choose the correct sentence: 'By tomorrow morning, the storm _______ the entire coastline.'

    A will have devastated B is devastating C will devastate D devastates
43. Question 43 of 50

    Choose the correct sentence: 'By the next census, the population _______ considerably.'

    A will grow B grows C is growing D will have grown
44. Question 44 of 50

    Choose the correct sentence: 'By this time next year, the exchange rate _______ further, analysts predict.'

    A depreciates B will depreciate C will have depreciated D is depreciating
45. Question 45 of 50

    Choose the correct sentence: 'By the time she turns eighteen, she _______ in over ten countries.'

    A will live B is living C lives D will have lived
46. Question 46 of 50

    Choose the correct sentence: 'By this time tomorrow, the surgeons _______ the operation.'

    A complete B will have completed C will complete D are completing
47. Question 47 of 50

    Choose the correct negative future perfect form: 'They _______ the construction by December.'

    A won't finish B haven't finished C don't finish D won't have finished
48. Question 48 of 50

    Choose the correct sentence: 'By 2035, this university _______ over a hundred thousand graduates.'

    A is producing B will have produced C produces D will produce
49. Question 49 of 50

    Choose the correct sentence: 'By the time help arrives, the situation _______ worse.'

    A is becoming B will have become C will become D becomes
50. Question 50 of 50

    Choose the correct sentence: 'By the time the inquiry concludes, investigators _______ hundreds of witnesses.'

    A interview B are interviewing C will have interviewed D will interview

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