The Sun is an effective source of energy for distant areas with undeveloped infrastructure. Solar energy can be used for charging batteries during the day. Some cities use the solar-powered street lights in motoway tunnels that are far away from the usual power plant.The solar power is unlimited and doesn't pollute the environment . Nonetheless, using the batteries as a storage for energy is quite expensive. That's why it's still important to develope the solar energy transforming as a form of power for infrastructures.
1. Barry, start studying! If you don't finish homework, you won't be allowed to go out tonight.
2. I wish I had loads of money. If I were rich, I would buy a new sports car.
3. Don’t eat any more chocolate! If you eat all that chocolate, you'll get sick.
4. Why don’t you want to help your brother? If he could do that alone, he won't be asking for your help.
5. I don’t think that red dress suits you. If I were you, I'd buy the blue one.
6. Come on, guys. Let’s watch the new Indiana Jones film. Jack won't come to the cinema with us unless we watch Indiana Jones.