Relier Pairs Real conditionsVersion en ligne Match the parts of the sentence, CAUSE- EFECT, to make one correct par ELENA MA. CASTRO GARCIA 1 When people cut down trees, 2 If you use air conditioning wisely, 3 If people don't eat or drink, 4 If I am late, 5 When factories use fossil fuels, 6 If you have a toothache, 7 When you burn oil, 8 If you heat water, 9 When icebergs melt, 10 If people don’t protect animals, the greenhouse effect gets worse the sea level rises you visit the dentist they become extinct it is deforestation it boils you save up energy my father takes me to school. it produces greenhouse gases eventually they die.