This link was created in response to the following student writing:
The teachers award a collective score to the group so it is complicated to isolate individual student scores.
“Complicated” is not an option that is found in this construction in standard academic English. Appropriate adjectives with this meaning that occur in it is * to can be found at the link https://ske.li/it_is_difficult_to, which looks like this:
Created by Elena Mazzeri