oneday，Tom and Bille went hiking, when they climbed the mountains,a unfortunate happened,Tom fell down from the mountain,Bille was amost Scared silly, "oh my god, what about you,are you ok ?" Bille shouted ,after a while , Bille heared Tom's answer "I don't know ,I am falling !"
一天，汤姆和比利去徒步旅行，当他们正在翻越一座高山时，不幸的事发生了，汤姆从山上掉了下去，比利简直吓傻了，对着山下大声喊道：“你怎么样了，汤姆？” 过了一会儿，比利听见了汤姆的回答：“我不知道，我正在往下掉！”
（Ps： 望采纳）
