作业帮1______you______(mop ) up the floor yet
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1______you______(mop ) up the floor yet
1______you______(mop ) up the floor yet
1______you______(mop ) up the floor yet
Have you mopped up the floor yet?
你拖地了没?
因为后面有yet,用完成时
Then go upstairs in unit 1 to the second floor. 上楼进入第一单元第二层 不晓得你想问啥。下次问问题说清楚点。 in unit 1就是“在一单元