A.sensed | B.had sensed | C.had been sensing | D.were sensing |
A.will reach | B.is reaching | C.has reached | D.has been reaching |
A.has worked | B.worked | C.had worked | D.works |
A.is leaving | B.will have left | C.has left | D.will leave |
A.had been canceled | B.have been canceled |
C.having been canceled | D.being canceled |
A.had to be | B.should be | C.would be | D.would have been |
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