51.

1. actual at
2. true for
3. exact about
4. indeed for

52.

1. arrived
2. reached
3. got
4. came

53.

1. be resulted from
2. be due to
3. be linked to
4. be aroused from

54.

1. advising
2. suggesting
3. demanding
4. calling

55.

1. other than
2. rather than
3. more than
4. better off

56.

1. product
2. production
3. produce
4. output

57.

1. instead of
2. because of
3. out of
4. regardless of

58.

1. in honor of
2. in favor of
3. in place of
4. in terms of

59.

1. each
2. any
3. per
4. every

60.

1. loading
2. loaded
3. laid
4. pressed

(Reference keys.)