51.

1. duplications
2. imitations
3. assumptions
4. fantasies

52.

1. noisy
2. artificial
3. graceful
4. real

53.

1. might
2. would
3. must
4. need

54.

1. issues
2. adjustments
3. matters
4. expectancies

55.

1. to face
2. facing
3. having faced
4. faced

56.

1. tribulations
2. errors
3. triumphs
4. verdicts

57.

1. informs
2. concerns
3. triumphs
4. associates

58.

1. Until
2. Before
3. After
4. As

59.

1. taken
2. suggested
3. endorsed
4. reproached

60.

1. confirmed
2. convinced
3. compromised
4. conceived

(Reference keys.)