Change the following sentences into passive voice. The verbs are given in the bracket for your help. The first one has been done for you.
Example :My mother write detective stories. (are written)
Detective stories are written by my mother.
The **** are flying kites.(are being flown)
Kites are being flown by the **.**
The boy gives me a toy. (was given)
You have sold the car. (has been sold)
He sings a song. (is sung)
The boy saw the spider. (was seen)