【简答题】--“______ he have left yesterday?” --“Yes, he ______ yesterday.” --“No, he ______ yesterday.”A. Must; must have left;
can’t have left B. Can; can have left; can’t have left C. Can; must have left;
can...
【单选题】--- Daniel must have lost his job in that unemployment crisis, __________he? --- I don’t think so.Yesterday I saw him working together with his colleagues.