A.was waiting for | B.shall be waiting for |
C.have been waiting for | D.shall have waited for |
A.had trapped | B.had been trapping |
C.had been trapped | D.would have been trapped |
A.were promised | B.have promised | C.promise | D.have been promised |
A.was avid | B.had been saved | C.will be saved | D.would have been saved |
A.used to drive | B.is used to drive | C.used to driving | D.is used to driving |
A.is belonged to | B.is belonging to | C.belongs to | D.belong to |
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