Sheisnot________.Shehasalotofho

发布时间:2020-07-26 08:53:43

She is not ________. She has a lot of homework to do.A.be freeB.freeC.freesD.freed

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B解析be free有空,free为形容词,与be动词构成系表结构,不能加-s或-ed。
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