Direct Objects and Indirect Objects Differences - Basic English Grammar

In this video, Alisha answers 7 questions. - What does it mean 'damn it' and 'nailed it', I have seen this several times in hollywood movies. - Do we say: 'who invented internet?' or 'who discovered internet?' - When should I use "too", "as well", "also" or "either"? What's the difference? - When should I use "answer/answered" "reply/replied" or "response/responded"? What's the difference? - What is direct object and indirect object? - Which one is correct? "Why are you not talking with me" or "Why you are not talking with me". - What mean "grammatically" word? Is it mean "sentence structure" or "sentence mean"