Question

在地震的廢墟中，這位勇敢的小孩獨自用了兩個小時救他的父母，直到消防隊員趕到。

   The brave child________ in the ruins of the earthquake.

Answer 1

Spent two hours saving his parents by himself until/till the firefighters arrived (came ) /didn”t stop saving his parents by himself for 2 hours until the firefighters arrived (came )