Classification of subordinate Clauses in CGEL

  1. Subordinate clause
    1. Finite
      1. Content
        1. Declarative (ordinary, subjunctive, and irrelis)
          1. Expandable
            1. Expanded
            2. Bare
          2. Non-expandable (Bare)
        2. Interrogative (ordinary and subjunctive)
          1. Open
          2. Closed
        3. Exclamative
      2. Comparative
      3. Relative
        1. Integrated
          1. Non-wh
            1. That
            2. Bare
          2. Wh
        2. Supplementary
          1. Wh
          2. Non-wh (rare)
        3. Cleft
    2. Non-finite
      1. Relative
        1. Wh
        2. Non-wh
      2. Content
        1. Ordinary
          1. Infinitival
            1. Bare
            2. To
              1. Non-interogative
              2. Interogative
                1. Open
                2. Closed
          2. Participal
        2. Hollow
          1. Infinitival
          2. Gerund-participal
    3. Verbless
      1. Comparative
      2. Content
        1. Interrogative
        2. Declarative