1.The retired man donated most of his savings to the school damaged by the earthquake in Yushu ,enabling the students to return to their classrooms.求翻译2.In April,thousands of holidaymakers remainded_B___abroad due to the volcanic ash cloud.求翻译并解释:这里的remainded是系动词吗?怎么辨别实义动词与系动词?A,,sticking B,,stuck C,,to be stuck D,,to have stuck