题目内容
【题目】My classmates finished (庆祝) his thirteenth birthday at midnight.
【答案】celebrating
【解析】句意：我的同学在半夜庆祝完他的十三岁生日。finishing doing sth 为固定搭配。完成做某事。故celebrate应用动名词形式，celebrating。
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题目内容
【题目】My classmates finished (庆祝) his thirteenth birthday at midnight.
【答案】celebrating
【解析】句意：我的同学在半夜庆祝完他的十三岁生日。finishing doing sth 为固定搭配。完成做某事。故celebrate应用动名词形式，celebrating。