____is known to us all is that the old worker, ____life was hard in the past, still works hard in his seventies.
A.As, whom | B.What, whom | C.It, whose | D.What, whose |
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____is known to us all is that the old worker, ____life was hard in the past, still works hard in his seventies.
A.As, whom | B.What, whom | C.It, whose | D.What, whose |
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