Rising sea levels, droughts, floods, and (46) ________ extreme weather events are symptoms of climate change. With the Earth’s temperature increasing, this planet and its people are paying high prices for unhealthy practices. (47) ________, we must act to keep the temperature from rising to catastrophic levels and stabilize our delicate climate.

Also, we must call upon governments, corporations and decision-makers to (48) ________ significant changes that aren’t focused on profits but on preservation, and by taking industry-wide decisions to move away from fossil fuels towards renewable energy and to protect our forests and oceans (49) ________ contribute to a healthy climate.

Climate change is the greatest threat to life on earth, but it is also our greatest opportunity. We have a chance to (50) ________ our delicate climate by choosing clean energy, protecting key ecosystems like forests and oceans, and moving towards ecological farming. Together we can heal the climate and build a safer, greener, fairer world for all.

Question 46. A. the others B. others C. other D. another

Question 47. A. However B. Therefore C. Meanwhile D. Because

Question 48. A. put B. take C. hold D. make

Question 49. A. where B. that C. when D. who

Question 50. A. rejuvenate B. restore C. revise D. connect