19. Future Perfect

19.1. Make the following sentences negative and interrogative.

1. They will have done everything by Sunday. 2. Ann will have bought the tickets by the time you arrive at the station. 3. Antony will have opened a new café not far from here by the end of the year. 4. By 2020, people will have learnt to grow food on the seabed. 5. By the end of the autumn, they will have built a new skating-rink in this district. 6. He’ll have guessed the crossword puzzle by the time the boss comes back.

19.2. Use the Future Perfect Tense instead of the infinitives in brackets.

1. I hope they (to build) this bridge by the end of the year. 2. What you (to do) by the time I come back? 3. By the end of this year Mr. Faith (to work) for this company for 50 years. 4. They (to pick) all the apples by the end of October. 5. Your guest (to go) by 5 p.m.? 6. By the end of the week she (to drive) 50 miles. 7. They (to be married) for 5 years tomorrow. 8. He used to have black hair, but now … I think he (to go) completely grey by the time he’s 40. 9. I hope when I come back you (to finish) your homework. 10. The party (to begin) by the time we come.

19.3. Oral work.

What do you think will have happened on the Earth by 2010? 2050? Make up sentences according to the pattern. Use some of the ideas from the list given below, but think of your own ideas too.

Pattern: By 2050 people won’t have found cure against AIDS.

• find a cure against cancer

• learn to grow food on the moon

• learn to live on the sea-bed

• construct colonies on the Moon / Mars / Venus

• solve hunger problem

• improve education system

• stop global heating

• invent time-travel

• improve medical care system

19.4. Complete the following sentences.

1. By the time he comes, … 2. By the end of the week, … 3. When they are through with this task, … 4. When my parents come home, … 5. When they get to the station, … 6. When he leaves his house. 7. By the end of this month, … 8. Before the end of this week, … .

19.5. Use the Future Perfect, the Future Simple and the Present Simple Tense instead of the infinitives in brackets.

1. I (to hope) when I (to come) back you (to finish) your homework. 2. You (to be late). By the time you (to get) there they (to eat) everything up. 3. Your watch (to be) slow. We (to be) late! The party (to begin) by the time we (to come). 4. By that time you (to go) crazy or (to forget) it all. 5. Tornadoes (to speed) through the island every year. By the end of the season they (to damage) many buildings and (to injure) or (to kill) many people. 6. Too many people (to fall ill) every day. I’m afraid by the end of the month epidemic (to spread) here.

19.6. Translate into English.

1. Мы сделаем это упражнение к 2 часам, а потом вместе пойдем в парк. 2. Они построят эту школу к 1 сентября. 3. Завтра исполняется 10 лет с тех пор, как она начала работать в этой фирме. 4. Надеюсь, к концу недели они починят нашу стиральную машину. 5. Рабочие закончат ремонт к началу осени. 6. Они закончат строительство к зиме, не так ли? 7. Уверен, что он не прочтет эту книгу к концу недели. 8. Они не напишут текст к приходу учителя. 9. Я напишу ему письмо к тому времени, как оно придет ко мне. 10. Мы сделаем это упражнение к 3 часам, а потом пойдем гулять. 11. К 23 февраля мы уже сдадим все экзамены.