a sentence can reflect an OVSV word order: What (O) have (V) the students (S) done (V)? In a sentence that begins with a VERB-ing form, a sentence can reflect a VOSVO word order: Finishing (V) the ...
Gerunds are the -ing form of a verb, and infinitives are the to + base form. These words can be confusing; they combine the meaning of a verb with the grammar of a noun. My father asked me to ...