what he can do. He might get a job tomorrow. He might stay out of work for weeks
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_____ what he can do. He might get a job tomorrow. He might stay out of work for weeks.
A. We didn’t know B. He doesn’t know
C. There is no knowing D. It was known that
试题答案
C
There is/was no knowing/telling...意为“没法知道或说等”。