Future Perfect Tense

1. Rules

1.1. Positive

1.1.1. Subject+will have+Verb in past participle

1.2. Negative

1.2.1. Subject+will not have+Verb in past participle

1.3. Question

1.3.1. Will+Subject+have+Verb in past participle

2. Adverbs

2.1. Adverbs of time

2.1.1. Already

2.1.2. Next day (week, month, year etc.)

2.1.3. Tomorrow, The day after tomorrow, Tomorrow morning etc.

2.1.4. In a week (two weeks, a month, a year etc.)

3. Exercises

3.1. I (to do) my homework by the time you come.

3.2. You (to finish) your work by next Sunday?

3.3. The movie session already (to begin) by the time we arrive at the cinema!

3.4. By the time you finish this I (to leave).

3.5. We (to move) into a new house in a month.

4. Examples

4.1. I will have read your book by tomorrow.

4.2. I won't have read your book by tomorrow.

4.3. Will you have read my book by tomorrow?

5. Function

5.1. The future perfect tense refers to a completed action in the future.

5.2. When we use this tense we are projecting ourselves forward into the future and looking back at an action that will be completed some time later than now.