Your taskFill in the gap in each sentence with the correct word or phrase.will have workedwill have foundedwill have renewedwill have loggedwill have deliveredwill have overseenwill have beenwill have performedwill have launchedwill have consultedwill have revisedwill have supervisedwill have producedwill have ledwill have reviewed0 / 15 answeredYour score0 / 150%Keep practising! Focus on the explanations below.1By the time he retires, he at the firm for forty years. (work)Correct answer: will have worked▸ Why?A stative duration reaching a future end-point → future perfect simple "will have worked".2By her thirtieth birthday, she three companies. (found)Correct answer: will have founded▸ Why?A closed count of completed launches against a future age milestone → future perfect "will have founded". Past participle of "found" (= to establish) is "founded".3By the end of the fiscal year, our CFO his certification. (renew)Correct answer: will have renewed▸ Why?A future fiscal deadline + a completed administrative action → future perfect "will have renewed".4By the time the pilot retires, he over ten thousand hours of flight. (log)Correct answer: will have logged▸ Why?A cumulative total against a future retirement date → future perfect "will have logged".5By next spring, the architect three landmark designs. (deliver)Correct answer: will have delivered▸ Why?A closed count of completed designs against a future deadline → future perfect "will have delivered".6By the centenary, our editor four hundred issues of the magazine. (oversee)Correct answer: will have overseen▸ Why?A closed count of completed issues against a long-range anniversary → future perfect "will have overseen". Past participle of "oversee" is "overseen".7By the time she defends her thesis, she in the lab for six years. (be)Correct answer: will have been▸ Why?A stative duration ("be in the lab") reaching a future event → future perfect simple "will have been". For stative verbs, FP simple is preferred over FPC.8By the end of her career, the surgeon over five thousand operations. (perform)Correct answer: will have performed▸ Why?A cumulative count of discrete completed operations → future perfect "will have performed".9By next quarter, the agency over a hundred campaigns. (launch)Correct answer: will have launched▸ Why?A near-future deadline + a cumulative campaign count → future perfect "will have launched".10By her promotion, she on every product line in the catalogue. (consult)Correct answer: will have consulted▸ Why?"Every product line" + a future promotion deadline → future perfect "will have consulted".11By the time the deal closes, the lawyer the contract eight times. (revise)Correct answer: will have revised▸ Why?A discrete count of completed revisions against a future closing date → future perfect "will have revised".12By his sabbatical, the professor thirty PhD students. (supervise)Correct answer: will have supervised▸ Why?A closed cumulative count against a sabbatical milestone → future perfect "will have supervised".13By the time the rebrand launches, the agency over five hundred mock-ups. (produce)Correct answer: will have produced▸ Why?A cumulative count of completed mock-ups → future perfect "will have produced".14By the year she steps down, the director the studio for two decades. (lead)Correct answer: will have led▸ Why?A stative leadership duration reaching a future step-down → future perfect simple "will have led". Past participle of "lead" is "led".15By the audit deadline, our compliance team every record in the system. (review)Correct answer: will have reviewed▸ Why?"Every record" + a future audit deadline → future perfect "will have reviewed".Check AnswersPlease answer at least one question first.Found an error in this exercise? Let us know.