Which of the two options is correct? ——I saw Mr. Smith buying apples on the street this morning. ——It ___________ him. He has gone to Hong Kong. A. can't have been B. can't be
Nov 4, 2018 10:22 AM
Answers · 3
Hi Icespirit, A is the correct answer as the speaker is speculating on something that happened in the past.
November 4, 2018
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