1. By the time you (arrive)_________, I (stop) the ebook. 2. Before 8 o’clock this morning they (visit)_________ London. 3. By the time she intends to get to the airport, the plane (take) _________ off. 4. By the year 2025 many people (lose) )________ their jobs. 5. I know by the time they come to my restaurant this morning, I (go) _________ out for a walk. 6. I hope they (finish) _________ building the road by the end of next spring we come back 7. By 2035, the number of schools in our country (double) _________. 8. These machines (work) _________ very well by 10 pm this evening you come back.

2 câu trả lời

1.arrive - will have stopped

2.will have visited

3.will have taken

4.will have lost

5.will have gone 

6.will have repaired

7.will have doubled

8.will have worked

Dấu hiệu : By the time + thời gian trong tương lai

By + thời gian trong tương lai

By the end of + thời gian trong tương lai

⇒Sử dụng thì tương lai hoàn thành

1. arrived - had stopped

2. had visited

3. took

4. will have lost

5. was going

6. will have finished

7. will have doubled

8. were working

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