9. Complete with the passive. Use Present Simple.
a. This programme _______________________ (watch) by millions of people.
b. Paper __________________________ (make) from wood.
c. Hundreds of people _______________________ (kill) in accidents every year.
d. London __________________________ (visit) by thousands of tourists every year.
e. The biology class _________________________ (teach) by Mr Green.
f. English _____________________ (speak) all over the world.
g. Lunch _____________________ (serve) at twelve o’clock.
h. Books _____________________ (write) by authors.