A.was writing | B.wrote | C.had written | D.writes |
A.leave | B.had left | C.could have left | D.was to leave. |
A.thought | B.am thinking |
C.was thinking | D.had thought |
A.be finished | B.will be finished | C.will finish | D.finish |
A.have learned | B.had learned | C.learned | D.learn |
A.is wasted | B.are wasted | C.waste | D.wastes |
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