又用濕布再擦一遍, and then wipe it again with a damp cloth. the blackboard has become clean.我們五個(gè)人一起來(lái)辦黑板報(bào),整整三天也沒有把它弄好,six of us had a detailed spanision of labor. song xiaoruo and yin jiayi wrote, mr. liu chose liu anjie and song xiaoruo to run the blackboard news