Пожалуйста, помогите!!!
Turn from Active into Passive
1. Scientists might discover a cure for cancer.
2. She offered me a cup of tea.(двумя способами)
3. The ancient greeks built the acropolis
4. They gave him a watch when he retired (двумя способами)
5. They have shown her the plans for the house (двумя способами)
6. They claim that this diamond is the largest in the world.

Огромное спасибо!

1 a cure for cancer was discovered by the scientists.2 I was offered a cup of teaa cup of tea was offered me3the acropolis was build by the ancient Greeks4 he was given a watch when he retireda watch was given him5 she has been shown the plans for the housethe plans for the house have been shown her6 that diamond was claimed the largest in the world