B4

In 1698, a number of Londoners received invitations to see the lions washed in the Thames. It happened on April Fool’s Day. However, the same trick was repeated in 1860, and again a lot of curious Londoners came to enjoy he lions washed.
(past simple passive,т.к. говорится об определённом времени в прошлом. Был повторен, а не сам что-то повторил)

REPEAT

B5

In 1957 BBC Television played an even more hilarious joke on its viewers.
(степени сравнения)

HILARIOUS

B6

It showed a film about a spaghetti crop grown in Southern Switzerland.
(выращенный)

GROW

B7

While agricultural workers were picking long strands of spaghetti from bushes, the presenter of the film commented on the uniform length of the spaghetti and on the successful cultivation of ‘these vegetables’.
(past continuous, т.к. два действия происходят параллельно)

PICK

B8

After the programme had finished, there were a lot of calls from curious TV viewers.
(past simple, т.к. говорится об определённом времени в прошлом)

BE

B9

Obviously, those people did not get the joke.
(past simple, т.к. говорится об определённом времени в прошлом)

NOT GET

B10

They wanted to know where they could buy spaghetti bushes.
(can – настоящее время   could – прошедшее время)

CAN