翻译成英文：1.桌子上有一串钥匙.(要加上“set”)2.我需要时间考虑一下.(要加上“think about”)3.这双鞋多少钱?(要加上“pair”)4.我能听到我妹妹在房间里唱歌.(要加上“hear”)
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A set of keys is on the table.
I need time to think about it.
how much dose this pair of shoes cost?
I can hear my sisiter is singing in the room .