Ответ:

1)Have you already read; the report is being typed

2) Has she prepared; was prepared

3) Are they still working; the work has been already finished.

4) Have the tickets been booked; they will be delivered

5) when was this zoo founded; it was founded

2.

1) This is the building which was constructed...

2) I'd like to introduce my friend whose father is a famous writer.

3) She promised to bring me the book that I want to read.

4) This is the house where I grew up.

5) The girl who is singing a nice song is my cousin

Объяснение:

1

1) Have you read already

2) Has she prepared

3) Are they still working

has been finished

4) Are the tickets been booked

will be delivered

5) was this zoo been found

was found

2

1) This is the building which was constructed...

2) I'd like to introduce my friend whose father is...

3) She promised to bring me the book that I want to read.

4) This is the house where I grew up

5) The who is singing a new song is my sister.