63 B2+ | 8. Klasse | READING | Science and technology Look at the following sentences and decide what type of word/structure from the box fits in the gap. Write the letter AFTER the sentence. There are two extra words/structures you should not use. a conjunction to express reason b demonstrative c conjunction to express contrast d relative pronoun e adverb of time f past perfect passive verb g adverb of place 1 The temperature sensor, you need to adjust the temperature of the room, is next to the timer button. 2 When it was discovered that radioactive waste off the coast, people living near there became very concerned. 3 many of us are aware of the different types of pollution, we often fail to consider noise pollution as pollution. 4 Using the dishwasher and washing machine may actually help you to save energy because many of machines have energy-conserving wash cycles. 5 Installing solar panels doesn’t necessarily guarantee a constant supply of energy; in my country, for instance, it isn’t sunny enough to generate energy. Now complete each gap in exercise 2 with a suitable word. Read the extract from an article about food waste, and choose the best option to complete each gap. 3 4 Food is lost or wasted throughout the supply chain. Food that gets spilled or spoiled before harvesting – or when being stored, packed or transported – is known as food loss, 1 . Food that is fit for human consumption, but isn’t eaten is called food waste. This food has been left to go off or is thrown away. One cause of food waste is when retailers suddenly stop ordering unpopular food products or change supplier, 2 . It also happens in shops and homes when we buy more food than can be sold or eaten. Our food system plays a big part in climate change, 3 . 1 a but it will have been caused by a wide range of issues b and it can be caused by weather, insects, high temperatures or poor storage. c when it was caused by a number of environmental factors and human error. 2 a which means that stocks are left to go bad b which has meant that stocks were left to go bad c which may mean that stocks will go bad 3 a as it made sense to reduce the amount we waste b since it has made sense to reduce the amount we waste c so it makes sense to reduce the amount we waste Check your answers to exercises 2–4. Were all your answers right? If not, check again to see why you made a mistake. 5 Nur zu Prüfzwecken – Eigentum des Verlags öbv
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