Vấn đề 1Lựa chọnBy this time next year, she ____ her first novel.will writewill have writtenwriteshas written
Vấn đề 4Lựa chọnBy next month, he ____ in this company for 10 years.will workwill be workingwill have workedworks
Vấn đề 5Lựa chọnBy 2026, scientists ____ a cure for that disease.will findwill have foundare findingfinds
Vấn đề 6Lựa chọnBy the time you wake up, I ____ to the airport.will have gonewill have wentam goingwill have going
Vấn đề 7Lựa chọnBy the end of this week, she ____ all her exams.will have completedcompletesis completingcomplete
Vấn đề 8Lựa chọnBy next summer, we ____ our dream house.will have builtsbuildswill have builthave built
Vấn đề 9Lựa chọnBy the time they arrive, we ____ for three hours.waitwill have waithave waitedwill have waited
Vấn đề 10Lựa chọnBy 10 p.m., he ____ his homework.will have donewill have dowill have didwill have don
Vấn đề 11Lựa chọnBy the end of this year, she ____ five books.will have publisheswill have publishingwill have publishedwill have publish
Vấn đề 12Lựa chọnBy tomorrow morning, they ____ their project.will have completedwill had completwill have completingwill have completes
Vấn đề 13Lựa chọnBy next weekend, we ____ all the preparations for the wedding.will have finishingwill have finisheswill have finishedwill have finish
Vấn đề 14Lựa chọnBy 2050, technology ____ even more advanced.will have becomewill have becamewill had becamewill have becom
Vấn đề 15Lựa chọnBy the time she turns 30, she ____ in five different countries.liveis livingliveswill have lived
Vấn đề 16Lựa chọnBy next Monday, the manager ____ a decision.will have madewill have makewill have madedwill have maked
Vấn đề 17Lựa chọnBy the time you read this letter, I ____ to another city.will have movingwill have movedwill have movewill have moves
Vấn đề 18Lựa chọnBy the time we get to the station, the train ____ .will have leavewill have leaveswill have leftwill have lefted
Vấn đề 20Lựa chọnBy the end of this decade, humans ____ on Mars.will have landedwill have landingwill have landeswill have land