can be done been done. A. All; have B. All that; have C. All; has D. All that; h
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4. _____ can be done _____ been done.
A. All; have B. All that; have C. All; has D. All that; has
试题答案
D
4. _____ can be done _____ been done.
A. All; have B. All that; have C. All; has D. All that; has
D