Theyaredoing________.A.ahomeworkB.th

发布时间:2020-07-09 23:13:03

They are doing ________.













A.a homework












B.their homework











C.some homeworks











D.their homeworks

网友回答

B解析“做作业”用固定搭配do one's homework, one's意为“某人的”,在句中应使用同主语人称一致的形容词性物主代词;另外,homework为不可数名词,无复数形式.
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