Change this sentence into passive Voice !1. The principle will hold a beautiful class contest next month.

a. a beautiful class contest will be held the principle next month.
b. a beautiful class contest will be hold the principle next month.
c. a beautiful class contest will been held the principle next month.
d. the principle will be held by a beautiful class contest next month.

2. Our band is singing that song.

a. that song is sung by our band
b. that song is sang by our band
c. that song is being sung by our band
d. that song is being sang by our band

3. she took the money yesterday.

a. the money is taken by her yesterday
b. the money is being taken by her yesterday
c. the money was being taken by her yesterday
d. the money was taken by her yesterday

4. The postman has delivered letters.

a. letters has been delivered by the postman.
b. letters have been delivered by the postman.
c. letters has delivered by the postman.
d. letters have been being delivered by the postman.

5. The birds were eating my food.

a. my food is eaten by the birds
b. my food is been eaten by the birds
c. my food was being eaten by the birds
d. my food is being eaten by the birds​