Luyện tập: Chọn đáp án đúng

Environmentalists and conservationists tell us that there are ways that each of us can help to (1) very reduce  greatly reduce greatly reduce our impact on the planet. We can (2) work hard  hardly workwork hard to conserve energy and we can invest in equipment to help us create our own power. People (3) say often  often say often say that they want to save the planet, but the only way to do this is to (4) take immediately action  take action immediately take action immediately.

It is (5) really important  important reallyreally important for individuals to (6) responsibly act  act responsibly act responsibly and try to reduce their contribution to greenhouse gases. There are several ways we can do this. For example there are mini wind turbines that you (7) can install easily  easily can instalcan install easily l on your roof as well as very efficient solar panels that (8) work good  work well work well all year round to provide electricity.

But if this is all too expensive, there are other ways to conserve energy that actually save you money. In cooler weather, simply keep the heat (9) inside safely  safely inside safely inside by closing doors after you so that the warmth doesn’t escape. It is (10) absolutely essential  very essentialabsolutely essential that we all take this seriously and do our best to lead a more sustainable life.