Complete the following sentences, using the Future Perfect Tense.

1. By the time he arrives they — (leave). 2. She is ill now. By the first of April she— (be in hospital for three weeks). 3. He has bought this TV set on credit. He — (pay all the money by the 21st of August). 4. How long has she stayed with your family? By the end of the month she —. 5. She has lived here a long time. By 1990 she —. 6. He is still a school boy, but by this time next year he — (leave school).

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1. By the time he arrives they will have left. 2. She is ill now. By the first of April she will have been in hospital for three weeks. 3. He has bought this TV set on credit. He will have paid all the money by the 21st of August. 4. How long has she stayed with your family? By the end of the month she will have stayed there for 2 weeks.5. She has lived here a long time. By 1990 she will have lived there for 2 years.6. He is still a school boy, but by this time next year he will have left school.