문제 내용: 어법상 옳은 것은?
선택지 1: China's imports of Russian oil skyrocketed by 36 percent in 2014.
선택지 2: Sleeping has long been tied to improve memory among humans.
선택지 3: Last night, she nearly escaped from running over by a car.
선택지 4: The failure is reminiscent of the problems surrounded the causes of the fatal space shuttle disasters.