A.had quarreled; left | B.had quarreled; had left |
C.was quarreling; has left | D.was quarreling; had left |
A.is wandering | B.was wandering |
C.has wandered | D.had wandered |
A.is being announced | B.has announced |
C.was announcing | D.had been announced |
A.have done | B.did | C.had done | D.have been doing |
A.forget | B.was forgetting | C.have forgotten | D.had forgotten |
A.had gone; must have turned | B.went; must have turned |
C.had gone; should have turned | D.went; should have turned |
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