75 What is the advantage of electric air travel?
(A) It is cheaper.
(B) Electric air travel is the first step towards greener air travel.
(C) Electric air travel does not help reduce CO2 emissions.
(D) It is faster.

71 What is the main idea of the passage? (A) As science develops, views of travel do not change. (B) Traveling with an electric-powered aircraft is going mainstream. (C) It does not suggest a different solution to a problem. (D) The climate crisis has been worsening these past few years.

72 According to the passage, what is the most common way to supply electricity? (A) To use batteries. (B) To use ocean thermal energy. (C) To use solar energy. (D) To use wind energy.

73 Which of the following is true about commercial electric airplanes? (A) United Airlines have announced that they will offer fossil fuel-free domestic flights by 2030. (B) Sweden and Denmark also declared their plans to use fossil fuel-free airplanes by 2026. (C) Air transportation is one of the major contributors to the worsening environmental problem. (D) The aviation sector has released huge amounts of oxygen into the atmosphere every year.

74 Which of the following is true about helping protect the environment? (A) Austria and France have announced their plans to use electric air travel by 2030. (B) Sweden and Denmark have enacted bans on short-haul domestic flights. (C) Airplanes are predicted to double their CO2 emissions by 2050 if left unchecked now. (D) In the United States of America, the government is also pushing to reduce CO2 emissions through clean-energy transportation.

76 Which is NOT a reason why the author suggests going on a safari vacation? (A) To achieve a serene vacation. (B) To discover the diversity of the natural world. (C) To see animals in their natural environment. (D) To observe some endangered creatures.

77 What does the word “jolted” mean? (A) Shattered. (B) Shot. (C) Shook. (D) Shrank.

78 What was the highlight of the author’s safari’s trip? (A) He was surrounded by the most breathtaking landscapes he had ever seen. (B) He had the chance to see a pack of wild dogs up close. (C) He could experience the beauty and diversity of the natural world. (D) He could get close to some of the most famous and endangered animals in the world, like lions and gorillas.

79 According to this passage, what can tourists learn from these knowledgeable safari guides? (A) They can learn about the animals’ behavior and habits. (B) They can learn about endangered animal species. (C) They can learn about several African wildlife sanctuaries. (D) They can get knowledge about the splendor of nature.

80 According to this passage, which of the following is NOT included in safari vacations besides animal sightings? (A) Hiking. (B) Observing birds. (C) Animal breeding. (D) Cultural encounters.

1 子供の頃に公園で遊んで________いたのが、今は懐かしいです。 (A)ばかり (B)しかし (C)むしろ (D)こそ