INFINITIVE CLAUSES WITH IMPERSONAL IT IMPERSONAL IT “IT” is used to replace a clause or phrase at the the beginning of a sentences : =>When an INFINITIVE is a subject of a sentence, we usually begin the sentence with “it” and put infinitive later. For examples: It is easy to criticize. = To criticize is easy. It is better to be early. = To be early is better. MAIN CLAUSE SUBORD COMPLEMENT "IT" IS + ADJ "FOR" PRN INFINITIVE CLS It's difficult for me to guess what will happen. It's hard to know when a rat will get loose. It's impossible for us to do this project in 24 hours It's important to take a break twice a day. It's possible for you to work on your own project. It's exciting for us to be here. It's likely for it to get cold in the laboratory. "IT IS" + NP "FOR" PRN INFINITIVE CLS It's a good idea (noun) to put on your l...