Выберите предложения, в которых сказуемое выраженно формой страдательного залога а. people usually use the decimal system for scientific purposes b. the engineer showed the workers a new type of equipment c. the engineer was shown a new type of equipment

А. People usually use the decimal system for scientific purposes - Active
B. The engineer showed the workers  a new type of equipment - Active
C. The engineer was shown a new type of equipment- Passive - Инженеру показали новое оборудование.

C. The engineer was shown a new type of equipment