【单选题】Vronsky also felt a joyous(高兴的) sense of in having left the army and his social circles. He was happy at first, but as the weeks passed, he became restless. “restless” here means _________.
【简答题】________ (walk) slowly across the grass, he pointed the gun at the lion and fired. 2 ________ (wait) in the queue for half an hour, Tom suddenly realized that he had left his wallet at home. 3 _____...