Lucy is on duty today.Look!She is c______ the blackboard 问:空白处应该填_英语解答

Lucy is on duty today.Look!She is c______ the blackboard 问:空白处应该填什么
要正确率高,

人气：180 ℃　时间：2020-03-26 19:20:12

解答

Lucy is on duty today.Look!She is 【cleaning】 the blackboard
露西今天值周.瞧!他现在正在擦黑板.现在进行时.