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  1. Supply the correct form of the verbs

NB! Normally the perfect forms are not used with state verbs:

e.g. By the end of the meal they were friends.

In this example the state we are speaking about does not come to an end at the given moment.

A. (Future Simple vs. Future Perfect).

  1. By the time I’m 70, I (not to work) I (to retire).

  2. By next summer I expect I (to be fully qualified), I (to pass) all exams.

  3. I suppose in another few weeks the ice (not to be) there, it (to melt).

  4. You say, you love me, but a year from now I expect you (not to know) my name, you (to forget) it.

  5. We can’t phone him at 11. He (to be) in bed. – I don’t think so. I’m certain he (not to go) to bed.

  6. Our house ( to be ready) by next Thursday. The builder (to finish) it.

  7. By the end of the week I (not to have) any money left. I (to spend) it.

  8. When I see her again, I’m sure she (to be) very different. She (to change).

  9. In a couple of years her life (to be) very different. She (to get married, to settle down).

  10. They expect us at 7. By that time I (to be through) with the work, I (to type) the last letter by then.

  11. By the year 2050, many cities (to double) in size.

  12. By the 22nd century, world population (to grow) to about 10 billion.

  13. By that time we (to use up) many of the world’s natural resources.

  14. Hopefully, we (to find) alternative sources of energy by then.

  15. By 2050, robots (to replace) people for many boring jobs.

B. Future Perfect vs. Future Perfect Continuous.

  1. When my daughter goes to school we (to live) here for 5 years.

  2. We’ll get there at 8.30 at the earliest. They (to wait) for an hour. Mother will be very cross.

  3. By the time you come out here we (to tramp) over Crete for 2 weeks.

  4. They (to complete) the new bridge by the end of the year.

  5. By the end of this week I (to wait) seventeen weeks for my phone to be repaired.

  6. Do you realize that on August 15, we (to live) in this house for 50 years?

  7. I hope you (to finish) this report by the end of the day.

  8. She (to leave) for work before the children get home from school.

  9. We (to fly) non-stop for fourteen hours before we get to Calcutta.

  10. They (to complete) work on the great dam by the end of this decade.

  11. Radio waves from earth (to travel) for hundreds of light years before anyone picks them up.

  12. By this time next week I (to work) on this book for a year.

Revision.

1. Underline the best verb form.

A.

  1. 'Have you decided yet?' 'Yes, I'll have /I have the roast beef, please.'

  2. A: How will I have known / will I know that I have won a prize?

B: You are receiving / will receive an email giving full details.

  1. Quick get out of the car! It's going to burst /It's bursting into flames at any minute!

  2. Don't come round before midday because I'll be cleaning / I clean the house until then.

  3. Sorry I can't come on Thursday evening. I'm going to work / I'm working late on an important project.

  4. The cost of construction is almost certainly rising/ will almost certainly rise before the end of the year as wage increases begin to take effect.

  5. The conference is going to begin / begins next Friday morning at 9.00.

  6. Here's the money you asked for - €1000. What will you / are you going to do with it?

  7. Why don't you give Helen this cheap perfume instead of the expensive one! She won't have known / won't know the difference!

  8. I just want to remind everyone that we'll be holding /we hold a Latin-American evening at the town hall this Friday.

B. Next Saturday, Daisy 1) is flying/flies to Paris for a business meeting. Her secretary has already booked the flight. The plane 2) will leave/leaves at nine o'clock in the morning and one of her business clients 3) will have met/will be meeting her at the airport when the plane lands. She doesn't know how long the meeting will last, but she 4) will have returned/will have been returning home by Thursday evening.

C. Florence 1) is going to become/will be becoming a doctor when she finishes medical school. She thinks she 2) will probably work/will have probably worked in a hospital for most of her career. This time next month, she 3) will have revised/will be revising hard for her exams. By the time she gets her degree she 4) will have been studying/will have studied medicine for five years. Florence hopes she 5) will have passed/will pass all the exams with excellent grades.

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