题型：填空题 题类：常考题 难易度：普通
牛津上海版（试用本）2018-2019学年小学英语四年级下册期末测试C卷
It's Friday afternoon. Theof Class One are cleaning their . The is with them. Li Ming is cleaning the . Chen Qiang is cleaning the . The are mopping the floor. is Wang Hai doing? He is cleaning the .
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