他总是称他爸爸为“老头子”。
He always ___referred ___to his dad as "the old man."
在你的信中,你提到了一家去年关闭的酒店。
In your letter, you ___refer ___to a hotel that closed last year.
发言者简要提到了团队合作的重要性,然后继续讲其他内容。
The speaker briefly ___referred ___to the importance of teamwork before moving on.