John said he had been working in the office for an hour, was true.A.heB.thisC.wh
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John said he had been working in the office for an hour, _______ was true.
A.he
B.this
C.which
D.who
试题答案
C
which引导非限制性定语从句，which可指代主句的整个内容，意为“这一点”。