Popraw błędy w zdaniach.
1. If cars won't use petrol, they will use alternative sources of energy.
2. Cars won't polluted the environment if they use solar power or natural gas.
3. If cars of the future use water as fuel, people save a lot of money on petrol.
4. Poeple will buy these new cars if they be inexpensive.
5. If scientists invent flying vehicles, there won't are any more traffic jams.
Ps. Błędy trzeba samemu wykryć.
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W pierwszym zamiast won't będzie don't . (reszta się nie zmienia)
W drugim zamiast polluted będzie pollute (reszta się nie zmienia)
3.If cars use water as fuel in the future , people will save a lot of money on petrol.
w czwartym na koncu if they are inexpensive.
piątego niestety nie potrafię ;) . pozdrawiam : *