to look forward to

PHRASAL VERB
(A 'phrasal verb' is a verb with 2 or more parts;
for example,
to look up
to look after
to look forward to)

to look forward to + noun
I look forward to the next Star Trek movie. (simple present tense)
I am looking forward to the next Star Trek movie. (present progressive)

to look forward to + pronoun
Hollywood is discussing the next Star Trek movie.
I look forward to it. (simple present)
I am looking forward to it. (present progressive)

to look forward to + gerund
I look forward to seeing the next Star Trek movie. (simple present)
I am looking forward to seeing the next Star Trek movie. (present progressive)

wrong
x I am look forward (wrong tense)
x I look forward to see it. (infinitive wrong, should be gerund)