Express the same using passive constructions. . Do you know what tune the orchestra is playing? 2. They have just published

1)Do you know what tune the orchestra is playing? — Do you know what tune is being played  by the orchestra?

2)They have just published this new periodical. — This new periodical has just been published.

3)They only laughed at Eric's solemn speech. — Eric's solemn speech was laughed at.

4) We are searching for talented young people to play in our new theatre. — Talented young people are being searched for to play in our new theatre.

5)They will keep their promise and publish the second edition of the book in April. — Their promise will be kept and the second edition of the book will be published.

6)How do they spread the news? — How is the news spread?

7)These are tremendous plans and we are realizing them very fast. — These are tremendous plans and they are being realized very fast.   

1.We often devour interesting books without noticing the beauty of the author's style. — Interesting books are often devoured without noticing the beauty of the author's style.

 2.Parents often give their teenager children some pocket money. — Their teenager children are often given some pocket money by parents.

3.Merry mind made a real bargain when he bought the fiddle at the fair. — A real bargain was made by merry mind when the fiddle was bought at the fair.

4.I don't want you to rush at me for a harmless joke that I played. — You aren’t wanted to rush at me for a harmless joke that I played.

5.One shouldn't threaten little children, it's very bad for their mental health. — Little children shouldn’t be threaten,  it is very bad for their mental health.

6.When I opened the door, I couldn't believe my eyes: they had turned the whole house upside down. — When the door was opened, I couldn't believe my eyes: the whole house had been turned upside down.

7.They have weighed the luggage carefully. — The luggage has been weighed carefully.