A.have lost | B.will have lost | C.lost | D.are losing |
A.carry out | B.carrying out | C.carried out | D.carrying |
A.will | B.must | C.shall | D.would |
A.taken place | B.taking place | C.taken place of | D.taken the place of |
A.will have | B.am having | C.will be having | D.will have had |
A.had thought | B.have thought | C.thought | D.was thinking |
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