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Although I spoke to him many times, he never took any ________ of what I said.
1年前
He was disappointed ________ he didn't pass the exam.
1年前
The family _____ on time, but their car had a flat tyre on the halfway.
1年前
To value time, one should live each day as if it _____ the last day of life. [ ]
1年前
求使下列函数取得最大值、最小值的自变量x的集合,并分别写出最大值、最小值
1年前