题目内容
根据句意,用括号中所给单词的正确形式填空。
He saw the doctors ________(operate)on his daughter when he came into the room.
答案:operating
练习册系列答案
相关题目
题目内容
根据句意,用括号中所给单词的正确形式填空。
He saw the doctors ________(operate)on his daughter when he came into the room.