Future perfect and future continuous

By April I ..... my exams.

Doctors ...... extra memory to people whose brains are full 20 years from now.

By 10 p.m., we ..... dinner.

This time next month, I ..... on a bench.

By autumn, I ....... .

By 2050 we ....... only processed food.

Fossil fuels ..... by 2030.

The film ..... by the time we arrive.

...... dinner at 8 p.m. tonight?

They ....... their exams by the end of May.

This time next week we ....... to Sydney.

My sister ..... to bed by the time we get home.