Somebody could exchange a sheep. A sheep could be exchanged. Change these sentences in the same way. 1. People needed in more practical system. 2. Most governments now issue paper money in the form of notes. 3. Filling stations will not accept cash at night.

1. People needed in more practical system. - More practical system was needed in by people. - Люди нуждались в более практичной системе.

2. Most governments now issue paper money in the form of notes. - Paper money in the form of notes is issued by most governments now. - Бумажные деньги в виде банкнот выпускаются сейчас большинством правительств.

3. Filling stations will not accept cash at night. - Cash will not be accepted by filling stations at night. - Наличные деньги не будут приниматься на заправочных станциях ночью.