TASK 2. Fill in each blank with a suitable word.

solar           key             equipment           needs          hope

Solar energy is the (1) _____ to our future. If we do not use it, our planet will not survive. We do not have enough resources on Earth to supply our energy (2) ______. We are slowly using solar energy more. Most places you go in the world today you can see solar panels on people’s houses. I (3) ______ that in the future, all houses will use solar power. It’s so simple. In fact, it’s free. All you have to do is pay for the solar panels and some other (4) _______, and then you have free energy. I think in the future it will be everywhere. We’ll wear clothes that provide solar power, and we’ll drive cars powered by (5) ______ energy.

Solar energy is the (1) _____ to our future.