-Aretheyworkingnearthehouse?-________.A.Yes,thereareB.No,therearen'tC.

发布时间：2020-08-07 03:58:58

-Are they working near the house?-________.A.Yes, there areB.No, there aren'tC.Yes, they areD.No, I'm not

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C解析现在进行时的简略答语形式是：Yes或No，主语+be(或be not)。所以C项为正确
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