-Do you know who cleaned the blackboard,Tina?-Yes,John___.A.do B.does C.did答案选择的是B 为什么?为什么不是C?
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![-Do you know who cleaned the blackboard,Tina?-Yes,John___.A.do B.does C.did答案选择的是B 为什么?为什么不是C?](/uploads/image/z/9719009-17-9.jpg?t=-Do+you+know+who+cleaned+the+blackboard%2CTina%3F-Yes%2CJohn___.A.do+B.does+C.did%E7%AD%94%E6%A1%88%E9%80%89%E6%8B%A9%E7%9A%84%E6%98%AFB+%E4%B8%BA%E4%BB%80%E4%B9%88%3F%E4%B8%BA%E4%BB%80%E4%B9%88%E4%B8%8D%E6%98%AFC%3F)
-Do you know who cleaned the blackboard,Tina?-Yes,John___.A.do B.does C.did答案选择的是B 为什么?为什么不是C?
-Do you know who cleaned the blackboard,Tina?-Yes,John___.A.do B.does C.did
答案选择的是B 为什么?为什么不是C?
-Do you know who cleaned the blackboard,Tina?-Yes,John___.A.do B.does C.did答案选择的是B 为什么?为什么不是C?
C.
问的是who cleaned,过去时
回答也要用过去时,did
是答案错了吧、、这怎么看都是选C的啊。过去式嘛。
选C吧?
选 C