A. pardon me B. gun C. pneumatic D. harp A. dentist B. illusion C. bring down D. human race A. treat B. organized C. Spring Festival D. present A. archway B. the C. assistance D. sediment A. labourer B. chasm C. regardless of D. popcorn A. dry B. rival C. guidance D. limestone A. scraper B. dweller C. retired D. peel A. lovely B. formidable C. shorten D. hoax A. friendship B. flaw C. work D. then and now A. from then on B. come to power C. comeback D. advance