How long we have the exa-mination?A.is it beforeB.is it sinceC.will it be before
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How long ________ we have the exa-mination?
A.is it before
B.is it since
C.will it be before
D.will it be that
试题答案
C
How long ________ we have the exa-mination?
A.is it before
B.is it since
C.will it be before
D.will it be that
C