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  • ______ is known to us all, the old scientist, ______ life was hard in the past, still works very hard in his eighties.
Question 1:
______ is known to us all, the old scientist, ______ life was hard in the past, still works very hard in his eighties.
A. That; whose
B. It; who
C. As; whose
D. Who; the

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Mixed Grammar Exercises - Test 12 | C1 – Advanced