A.is ringing | B.was ringing | C.rang | D.was about to ring |
A.have been risen | B.have arisen | C.have risen | D.have raised |
A.has been spread | B.has spread | C. spread | D.had spread |
A.have been taken place; have been set up | B.have taken place; have been set up |
C.have taken place; have set up | D.were taken place; were set up |
A.acting | B.behaving | C.performing | D.doing |
A.have | B.to have | C.having | D.Has |
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