A.must | B.may | C.should | D.Can |
A.nose | B.eye | C.gift | D.Taste |
A.assessments | B.predictions | C.accounts | D.Principles |
A.favor | B.advantage | C.benefit | D.profit |
A.changes, charges | B.changes, change |
C.change,change | D.changed, changed |
A.existence | B.revolution | C.awareness | D.evidence |
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