Помoгите переделать предложения по английскому в пассивное время ( страдательный залог)

В предыдущем ответе все верно. Добавлю перевод измененных предложений.
1.THIS DRESS HAS BEEN DESIGNED BY CALVIN KLEIN Это платье смоделировано Кэлвином Кляйном.
2.THE NEW BRIDGE IS BEING BUILT BY THEM - Этот мост строится ими.
3. A PINK SWEATER WILL BE KNITTED BY MY MOTHER - Розовый свитер будет связан моей мамой.
4.AN INVITATION WAS SENT TO JAMES BY KAREN - Приглашение было послано Джемсу Карен.
5. WHERE WAS THE CAR PARKED BY THEM? - Где ими была припаркована машина?
6 BY WHOM WAS THE MUSIC FOR CATS WRITTEN? - Кем была написана музыка к "Кошкам"?
7. MY FLAT WAS BEING PAINTED BY THEM WHEN I ARRIVED - Моя квартира была покрашена ими, когл\да я приехал.
8. THE MEAL HAD BEEN COOKED BY THEM BEFORE THE LIGHTS WENT OFF - Обед был ими приготовлен прежде чем выключили свет.
9. MANY FAMOUS OPERAS WERE COMPOSED BY PUCCINI - Много опер было написано Пучини.
10. THE CAKE WAS DECORATED WITH FLOWERS AND CHOCOLATE PEARLS BY THEM - Торт был ими украшен цветочками и шоколадом.

1 Calvin Klein has designed this dress. -THIS DRESS HAS BEEN DESIGNED BY CALVIN KLEIN
2 They are building a new bridge -THE NEW BRIDGE IS BEING BUILT BY THEM
3 My mother will knit a pink sweater for me. -A PINK SWEATER WILL BE KNITTED BY MY MOTHER
4 Karen sent James an invitation. -AN INVITATION WAS SENT TO JAMES BY KAREN
5 Where did they park the car ? -WHERE WAS THE CAR PARKED BY THEM?
6 Who wrote the music for Cats? -BY WHOM WAS THE MUSIC FOR CATS WRITTEN?
7 They were painting my flat when i arrived. MY FLAT WAS BEING PAINTED BY THEM WHEN I ARRIVED
8 They had cooked the meal before the lights went off. -THE MEAL HAD BEEN COOKED BY THEM BEFORE THE LIGHTS WENT OFF
9 Puccini composed many famous operas. -MANY FAMOUS OPERAS WERE COMPOSED BY PUCCINI
10 They decorated the cake with flowers and chocolate pearls. -THE CAKE WAS DECORATED WITH FLOWERS AND CHOCOLATE PEARLS BY THEM