28.The largest collection ever found in England was one of about 200,000 silver coins, _____ over 600 years old.
A.all of which | B.all of it | C.all of that | D.all of them |
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28.The largest collection ever found in England was one of about 200,000 silver coins, _____ over 600 years old.
A.all of which | B.all of it | C.all of that | D.all of them |