All that can be done . [ ] A.have doneB.has done C.have been doneD.has been done
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![All that can be done . [ ] A.have doneB.has done C.have been doneD.has been done](/pic/43_998011.jpg)
All that can be done ________ .
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A.have doneB.has doneC.have been doneD.has been done试题答案
答案:D
![All that can be done . [ ] A.have doneB.has done C.have been doneD.has been done](/pic/43_998011.jpg)
All that can be done ________ .
[]
A.have doneB.has doneC.have been doneD.has been done答案:D