[解析]
(1)细节理解题。根据最后一段中的And ten years later in 2014.20﹣year﹣old Tilly visited the same beach in Thailand again,recalling the special day with her family.(十年后的2014年。20岁的蒂莉再次来到泰国的同一片海滩,回忆起和家人一起度过的特殊日子。)可知,蒂莉第一次去泰国度假时是10岁。故选A。
(2)细节理解题。根据第三段中的A tsunami can kill people or destroy buildings as waves come in and go out.(海啸可以在海浪进进出出的过程中杀死人或摧毁建筑物。)可知,在海浪进进出出的过程中,海啸可以杀死人。故选D。
(3)细节理解题。根据第二段中的On December 26,they were on Mai Khao beach when the sea disappeared.It was so strange that people walked to the sea and watched.(12月26日,海水消失时,他们正在迈考海滩上。太奇怪了,泰国人走到海边观看。)可知,d"人们走到海边看它消失"排第一,排除AD项;根据最后一段中的First,Tilly ran to her parents and told them all about Tsunamis.Then Tilly and her parents shouted at the people.Run!People stopped and listened to them.After that they hurried back from the beach.Finally,the big tsunami arrived. (首先,蒂莉跑到她的父母身边,告诉他们海啸的一切。然后蒂莉和她的父母向人们喊道。快跑!人们停下来听他们说话。之后,他们从海滩匆匆赶回来。最后,大海啸到来了。)可知,a排第二。故正确顺序是d a c b。故选B。
(4)词义猜测题。根据最后一段中的Finally,the big tsunami arrived.(最后,大海啸来了。)及for lots of people in Asia(对于亚洲的很多人来说)可知,海啸来了,造成了很大伤亡,所以是很多亚洲人非常悲伤的经历。故tragedy意为"悲伤的经历"。故选A。