CHANGE the sentences using a participle form
A) 1Jane read a book after she had done her home exercises.
2Dan couldn’t enter the University as he had failed the entrance exams.
3After Nick had moved to Italy, he spoke Italian well.
B) Put the verbs in brackets into the Present, Past, Perfect Participle.
1 The book (to buy) in the shop was very expensive.
2 (To arrive) to the place of destination, they were rather satisfied.
3 (To create) new ideas he wrote them.

When I (rang) up my friend, he (was sleeping).When grandfather (was watching) TV, he (fell) asleep.When my friend (came) to see me, I (was doing) my homework.When I (was going) to the stadium, I (met) Kate and Ann.When Nick (rang) me up yesterday, I (was helping) mother.When the children (were walking) through the wood, they (saw) a fox.When I (came) home, my sister (was washing) the floor.When Mike (was playing) in the yard, he (found) a ball.When I (was drawing) yesterday, I (broke) two pencils.When I (met) Tom, he (was going) to the shop.When I (looked) out of the window, the children (were playing) hide-and-seek.I (went) to the theatre yesterday.At seven o'clock yesterday I (went) to the theatre.What you (did) at 5 o'clock yesterday? -I (was playing) the piano.When I (came) to school, the children (were standing) near the classroom.We (were playing) in the yard the whole evening yesterday.When I (was preparing) breakfast in the morning, I (cut) my finger.Last year I (went) to the United States. Did you go to Great Britain last year? - No, I (went) to France.What you (did) yesterday? — I (was translating) a very long article

1. The blue whale can produce the loudest sound of any animal. At 188 decibels, the noise can be detected over 800 kilometres away.

2.Horses and cows sleep while standing up.

3. Insects such as bees, mosquitoes and cicadas make noise by rapidly moving their wings.

4. Even when a snake has its eyes closed, it can still see through its eyelids.sheep

5. Unlike humans, sheep have four stomachs, each one helps them digest the food they eat.

6. Hummingbirds are so agile and have such good control that they can fly backwards.