第一节： 单词拼写（共10小题；每小题1分，满分10分）
根据首字母或汉语注释写出单词的正确形式，并将答案填写到题中的相应位置。
71. The students who were t____________ in the burning building were frightened.
72. We were r____________ from the sinking ship by a passing boat.
73. After g_____________ from Qinghua University, she worked as an engineer.
