A.was survived | B.has been survived | C.was surviving | D.survived |
A.have been, was | B.has been, were | C.were, was | D.was, was |
A.just left | B.had just left |
C.has just left | D.was just leaving |
A.had discovered | B.had been discovered |
C.has discovered | D.has been discovered |
A.was starting;hid | B.had started;had already hidden |
C.had started;was hiding | D.started;had already hidden |
A.didn’t realize | B.don’t realize |
C.haven’t realized | D.hadn’t realized |
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