A. serious B. observatory C. come out of D. unacceptable A. reduce B. hydro-electric C. in a way D. in advance A. canal B. take a message C. apply D. Egyptian A. scrape B. teeth C. reservoir D. according A. birthday B. discover C. poem D. gear A. brass B. she C. deserve D. make sense A. freezing B. self-respecting C. spy D. cut off A. expedition B. ridiculous C. leaf D. happen A. quail B. inconvenient C. terminal D. plantation A. ignoble B. ill C. foggy D. Florence