A.hearing | B.heard | C.hear | D.to hear |
A.Engage | B.Engaged | C.To engage | D.Engaging |
A.fix | B.to fix | C.fixing | D.fixed |
A.learning; do | B.learning; to do | C.to learn; doing | D.to learn; to do |
A.to blind | B.blinded | C.blinding | D.having blinded |
A.is to be blamed | B.to blame | C.should blame | D.to be blamed |
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