题目内容
2. 当他跑回家时,他意识到他把钥匙忘在教室了。
By the time he________ _______ home,he realized he_________the key in the classroom.
2. ran back, had left
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题目内容
2. 当他跑回家时,他意识到他把钥匙忘在教室了。
By the time he________ _______ home,he realized he_________the key in the classroom.
2. ran back, had left