Chia động từ

11. The window (break)
boys.
12. My father (write)
13. He (show)
14. The human life (completely/ change)
technology.
and some pictures (take)
they
15. People (speak)
16. My brother (eat)
17. How many languages (speak)
18. The accident (cause)
19. How long
his ticket to the airline agent.
away by the
the book many years ago.
with science and
English all over the world.
a loaf of bread every morning.
in India?
in this city by some drunk drivers.
(wait) for the doctor?