101 (i) C ø PRN He T Tns3SgPr V help CP TP T' VP PRN her The overall clause is a CP headed by a null declarative complementiser ø which has a TP complement headed by a T constituent which carries a present-tense Tns affix which is third person singular by agreement with the subject he, and which needs an overt verb stem to attach to. Since T does not have a strong V-feature in present-day English, the verb help cannot be raised to provide a host for the affix in T. After the syntactic structure in (i) has been formed,.
