Exercise 2. Replace the infinitives in brackets by the Future Indefinite or the Future
Perfect.
1. He will receive the telegram tomorrow. 2. He will have received the telegram by tomorrow.
3. I will have done the exercises by seven o’clock. 4. I will do the exercises in the afternoon.
5. By this time you will have taken your examination. 6. You will take your examination next
week. 7. The teacher will correct our dictations in the evening. 8. The teacher will
have corrected our dictations by the next lesson.

The correct forms are:

• 1. He will receive the telegram tomorrow.
• 2. He will have received the telegram by tomorrow.
• 3. I will have done the exercises by seven o’clock.
• 4. I will do the exercises in the afternoon.
• 5. By this time you will have taken your examination.
• 6. You will take your examination next week.
• 7. The teacher will correct our dictations in the evening.
• 8. The teacher will have corrected our dictations by the next lesson.

Use the Future Perfect when the action will be finished before a certain future time: by tomorrow, by seven o’clock, by this time, by the next lesson.

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