—Why didn't Mr.Smith arrive on time for the meeting?
—He must have been ________ on his way here in the traffic jam.
A.held up | B.put up |
C.taken up | D.given up |
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—Why didn't Mr.Smith arrive on time for the meeting?
—He must have been ________ on his way here in the traffic jam.
A.held up | B.put up |
C.taken up | D.given up |