Ответ:

Решение:

Расположим наречия частоты от самого частого к самому редкому:

  1. always > usually > often > sometimes > rarely > seldom > never
  2. always > usually > often > sometimes > rarely > seldom > never
  3. always > usually > often > sometimes > rarely > seldom > never
  4. always > usually > often > sometimes > rarely > seldom > never

Ответ: 1. always > usually > often > sometimes > rarely > seldom > never; 2. always > usually > often > sometimes > rarely > seldom > never; 3. always > usually > often > sometimes > rarely > seldom > never; 4. always > usually > often > sometimes > rarely > seldom > never.