Bài tập Tiếng Anh Lớp 9 - Unit 7: Reading about saving energy

Nội dung text: Bài tập Tiếng Anh Lớp 9 - Unit 7: Reading about saving energy

1. REVIEW 9: READING ABOUT SAVING ENERGY Ex1. Read the paragraph and answer the question below In Western countries, electricity, gas, and water are not luxuries but necessities. Companies now realize that consumers want products that won't only work effectively, but also save money. For most North American households, lighting accounts for 10 percent to 15 percent of the electricity bill. However, this amount can be reduced by replacing an ordinary 100-watt light bulb with an energy-saving bulb. These bulbs use a quarter of the electricity of standard bulbs and last eight times longer. Therefore, consumers can save about US $7 to US $21 per bulb. In Europe, there is a labeling scheme for refrigerators, freezers, washing machines and tumble dryers. The label tells the consumers how much energy efficiency each model has, compared with other appliances in the same category. Ultimately, these innovations will save money as well as conserve the Earth's resources. a) Choose the best summary of the paragraph. 1. Energy-saving bulbs should be used to save electricity. 2. In Western countries electricity, gas, and water are necessities. 3. North American and European countries are interested in saving money and natural resources. 4. Labeling schemes help save energy. b) Tick true (T), false (F) and no information (NI) 1. Electricity, gas and water in Eastern countries aren't expensive than electricity, gas and water in Western countries - ___ 2. Now, companies realize that their consumers want products work effectively but also save money. - ___ 3. In North American households, lighting accounts less 20%. - ___ 4. According to paragraph, an energy-saving bulb can't reduce an ordinary 100-watt light bulb. - ___ 5. If you use an energy-saving bulb, you'll save more money. - ___ 6. According to paragraph, in Europe, there's a labeling scheme for refrigerators, freezers, etc. to help people to use. - ___ c) Answer the questions. 1. What are Western consumers interested in? ___ 2. What can we do to spend less on lighting? ___ 3. If I use only two ordinary bulbs, I'll pay US $8 for lighting. How much will I pay if I uses two energy-saving bulbs instead? ___ 4. If I use only two ordinary bulbs, I'll pay US $8 for lighting. How much will I pay if I uses three energy-saving bulbs instead? ___ 5. If I use only two ordinary bulbs, I'll pay US $8 for lighting. How much will I pay if I uses four energy-saving bulbs instead? ___ 4. What is the purpose of the labeling scheme? ___ 5. Why should we save energy? ___
2. Ex2. Read the paragraph and answer the question below. Nowadays, energy is being run out more and more. We need to save energy because nobody of us can't live without energy. So why don't we start to do it right in our home? We have many ways to save energy in our home. One of those ways is using electricity, water and gas economically. Such as we should turn off the light in room when we go out or in unnecessary situations, avoid wasting water, shut the kitchen stove when stop cooking. Beasides, we should use electrical equipments which are energy-saving. Such as using lights and fans that have low capacity, or using equipments which reverse electricty. Not only do these help us to save energy but also they work effectively. In addition, we should frequently check electrical equipments in our home in order to fix opportunely. In summary, we need to save energy so that energy isn't run out and continues to serve human's life. a) Tick true (T), false (F) or no information (NI). 1. Saving- energy can control people's life. - ___ 2. According to paragraph, human's life need energy to live. - ___ 3. We have many ways to save energy in our home. - ___ 4. Water is an alternative energy. - ___ 5. One of those ways that help people save energy is turn on the light in room when we go out. - ___ 6. Avoid wasting water is a good way to saving energy. - ___ 7. According to paragraph, we should use electrical equipments which are energy-saving. -___ 8. Using lights and fans that have high capacity is one of those ways to save energy. -___ 9. We should frequently check electrical equipments in our home. -___ 10. Saving energy can help isn't run out and continues to serve human's life. - ___ b) Answer the questions. 1. Why do we need to save energy? ___ 2. How many ways that we can do to save energy when using electricity, water and gas economically? ___ 3. According to paragraph, beside using electricity, water and gas economically, what is a good way that we should save energy? ___ 4. Do you frequently check electrical equipments in your home? ___ 5. If you save energy, what will you receive from saving energy? ___