Some properties of COMP
By X-Bar theory, COMP is the head of CP.
(a) COMP is always specified for [WH], and may (but need not) be filled by a word.
(b) The complement of COMP is IP.
(c) Particular COMP elements select particular types of IPs:
Example: that as COMP
Anne said that she would buy a car.
Exercises on properties of COMP