Ответ:

7.

b. Was the telephone invented by Mr Bell?

c. Was this picture painted by Peter?

d. Will the thieves be arrested by the police?

e. Is champagne made in France?

f. Will the letters be sent next week?

g. Are the animals fed three times a day?

h. Was this article written by Stanley?

8.

a. The toothbrush was invented in the 15th century.

b. The first public basketball game was played in 1892.

c. The first eyeglasses were worn in the 1200s.

d. The first bicycle was ridden in 1791.

e. The first hot dog was eaten in the 1860s.

f. The first CDs were sold in the 1980s.

g. The first electric guitar was played in 1923.

h. The first computer mouse was used in 1964.

9.

a. This programme is watched by millions of people.

b. Paper is made from wood.

c. Hundreds of people are killed in accidents every year.

d. London is visited by thousands of tourists every year.

e. The biology class is taught by Mr Green.

f. English is spoken all over the world.

g. Lunch is served at twelve o'clock.

h. Books are written by authors.

10.

were seen

were called

was caught

was found

were taken

were questioned

were charged