Turn from active into passive 1. scientists might discover a cure for cancer. 2. she offered me a cup of tea.(двумя двумя двумя

1 a cure for cancer was discovered by the scientists.
2 I was offered a cup of tea
a cup of tea was offered me
3the acropolis was build by the ancient Greeks
4 he was given a watch when he retired
a watch was given him
5 she has been shown the plans for the house
the plans for the house have been shown her
6 that diamond was claimed the largest in the world