A.2-Read
Consumers - innovations -luxuries – replacing - bulbs – households - labeling scheme – therefore - appliances - electricity - effectively
In Western countries, electricity, gas, and water are not ______________1_ but necessities. Companies now realize that ____________2_ want products that will not only work ____________3_ but also save money.
For most North American___________4_ , lighting accounts for 10 percent to 15 percent of the electricity bill. However, this amount can be reduced by ___________5_ an ordinary 100-watt light bulb with an energy-saving bulb. These _________6_ use a quarter of the __________7_ of standard bulbs and last eight times longer. ____________8_ consumers can save about US7toUS21 per bulb.
In Europe, there is a ________________8_ for refrigerators, freezers, washing machines, and tumble dryers. The label tells the consumers how much energy efficiency each model has, compared with other ___________9_ in the same category.
Ultimately, these ____________10_will save money as well as conserve the Earth's resources
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Sinh Học lớp 12
