In Inflections^x, Adverbs^x, Tenses^x

Would it be a correct grammar if I used "would have been" instead of "would" in the second sentence or I'm required to use "by now " instead of "now" in the second sentence : "If I had done it a year ago I would be rich now." "If I had...

Hi everyone I just wondered if anyone could help - I have to write a profile of a chinese learner of English (completely made up). In it I must put any difficulties that the learner has in learning English as an L2. I have got so far: Intonation transfer from L1 may cause them to be perceived...

1) Derivation often changes the word's lexical category, but not always: great (adjective) => great+ly => greatly (adverb) dog (noun) => dog + house => doghouse (noun) 2) Inflection doesn't change the word's lexical category. It adds meaning: number, person, tense: Number: dog (singular...