1.Will people have travelled to the moon by 2050?
Yes, people will have travelled to the Moon by 2050.
2.What will you have done by the end of this year?
By the end of this year I will have finished my English school.
3.Which new gadgets will have appeared by 2030?
By 2030 new smartphones and computers ill have appeared.
4.Will books have disappeared by 2050?
I don't think that books will have disappeared by 2050.
5. Will you have given birth to 3 children by 2022?
No, I won't have given birth to 3 children by 2030.
6. Will you mother have cooked dinner by 5 p.m. today?
Yes, my mother will have cooked dinner by 5 p.m. today.