A.had | B.have | C.to have | D.Having |
A.dating back to | B.dated back to | C.being dated back to | D.to date back to |
A.misunderstanding | B.misunderstood |
C.to be misunderstood | D.to have misunderstood |
A. to | B.to be | C.it | D.to spend it |
A.work; work | B.work; working; | C.work; to work | D.to work; to work |
A.will be held | B.to be held | C.being held | D.held |
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