A. think twice B. teach C. crane D. boxing A. all-time B. pioneer C. salt D. later on A. ballad B. kidnapper C. blow D. lily A. unable B. astound C. dry D. physicist A. sleeper B. science C. satisfy D. percentage A. scenery B. disappearance C. boyhood D. attainment A. uncanny B. crude C. seldom D. livelihood A. background B. activity C. technically D. set out A. punctually B. pestilence C. be born D. banal A. orchestra B. overland C. be used to D. hear