He________ a glass of milk just now．He was very careless． A. knocked at B. knocked on C. knocked ove...
2022-10-31 18:36:21 125次 牛津译林版8A Unit 1 单元测试卷 单选题 反馈错误 加入收藏 正确率 : 100%
题目内容：
He________ a glass of milk just now．He was very careless．
A. knocked at B. knocked on C. knocked over D. knocked off
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