In Present perfect^x, Subjunctives^x, Past tenses^x

Hi everyone!! I've got a problem. My grammar book would say "They are looking at me as if I were mad". I know I could use like instead of as if in informal situations, and I could also use was instead of were (informal again), but I'm confused about present tense usage where you should use the...

Mr P: The distinction is clear, and has nothing to do with {teeth on edge} 'inclusiveness': Let us have no more touchy-feely grammar. JT: I allowed that it might, Mr P. I didn't state that it did. You may want to adress this issue with Casi. But before you do that, consider that grammatical...