The 8 th form (Unit 2) Present Passive=is/are+V3+by Past Passive=was/were+V3+byFuture Passive=will+be+V3+by

English is spoken very well by him.An old car was repared yesterday by my dad… Jeans will be bought for my birthday by my parents.The park will be cleaned by children next weekend.Spacesuit is put on by spaceman every day. A model of a plane was made by her the day before yesterday.If we planted more forests, we would save) wild animals.We would have) so many problems, if we did not take care) of our planet.If we were not clever and careful, we would live) among litter and waste. If people had not polluted the planet, many species of animals would not have disappeared.The environmental problems would not have appeared, if people had not invented different machines.If countries had spent more money on research, scientists would have solved some problems.