• 2022-05-27 问题

    Look!Thestudents_______inthedormitory. A: cleans B: clean C: iscleaning D: arecleaning

    Look!Thestudents_______inthedormitory. A: cleans B: clean C: iscleaning D: arecleaning

  • 2022-05-27 问题

    Thestudents______theclassroomnow. A: cleaned B: arecleaning C: have been cleaning D: clean

    Thestudents______theclassroomnow. A: cleaned B: arecleaning C: have been cleaning D: clean

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