20.______ that caused him to serve dinner an hour later than usual.
A.It was we being late | B.It was our being late |
C.It was we were too late | D.It was because we were late |
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20.______ that caused him to serve dinner an hour later than usual.
A.It was we being late | B.It was our being late |
C.It was we were too late | D.It was because we were late |