用at once,at a loss,at las - 知识问答

用at once,at a loss,at last,at present,at home造句子

2个回答

at once - 立刻
leave the room at once - 立刻离开那间房.
at a loss - 迷惘
I am at a loss to understand those remarks 我对这些评语感到迷惘.
at last - 终于
He won the contest at last 他终于赢了那场比赛.
at present - 这一刻,当下,现在
The burger is out of stock at present 现在汉堡正缺货.
at home - 在家
She is studying at home 她正在家里温习.

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